Headphones, Headsets, & Earbuds

Elevate the wireless listening experience.

Find products to develop better headphones, headsets, & earbuds.

Qualcomm Technologies’ low-power Bluetooth audio SoCs are designed to build small, low power, long lasting, and richly featured audio devices.

Products	Voice & Music Applications	Bluetooth Technology	DSP Technology	DSP Clock Speed	Digital Assistant Activation	Audio Technology	Qualcomm® aptX™ audio playback support	Qualcomm® Active Noise Cancelling (ANC) technology	Package Type	Pitch	Package Size
CSR8640 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	Qualcomm® Kalimba™ DSP	—	—	HD Voice Voice recognition technology Qualcomm® cVc™ audio technology Talk-Time Extension	—	—	VFBGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
CSR8670 SoC	Wireless Bluetooth Stereo Headphones and Headsets Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	Qualcomm® Kalimba™ DSP	80 MHz	—	Qualcomm TrueWireless™ Technology Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology 16 bit audio data path	Qualcomm® aptX™ Audio Qualcomm® eXtension program	—	VFBGA WLCSP	0.5mm Pitch	4.7 x 4.8 x 0.6 mm ⁵ WLCSP 6.5 x 6.5 x 1 mm ⁶ VFBGA
CSR8675 SoC	Wireless Bluetooth Stereo Headphones and Headsets Soundbars & Home Theater Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	Qualcomm® Kalimba™ DSP	120MHz	—	Qualcomm TrueWireless™ Technology Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology 24 bit audio data path	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® eXtension program	—	VFBGA WLCSP	0.5mm Pitch	4.8 x 4.8 x 0.6 mm ⁵ WLCSP 6.5 x 6.5 x 1 mm ⁶ VFBGA
CSRA65700 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	Qualcomm® Kalimba™ DSP	—	—	—	—	—	QFN	0.4mm Pitch	8 x 8 x 0.9 mm
CSRA68105 SoC	Wireless Bluetooth Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	2x Qualcomm® Kalimba™ DSP Qualcomm® Kymera™ DSP Framework	2x 240 MHz	—	Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® eXtension program	—	—	—	—
QCC3020 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	Bluetooth Low Energy sensor hub Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio	—	VFBGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC3020 - Low-cost Earbud Reference Design Reference Design	Wireless Bluetooth Stereo Headphones and Headsets	—	—	—	N/A	Qualcomm TrueWireless™ Technology Qualcomm® aptX™ audio technology	—	—	—	—	—
QCC3024 SoC	Wireless Bluetooth Stereo Headphones and Headsets	Bluetooth Low Energy sensor hub Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press	Qualcomm® Broadcast Audio technology Qualcomm® cVc™ audio technology	—	—	VFBGA	0.5mm Pitch	—
QCC3026 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	Bluetooth Low Energy sensor hub Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio	—	WLCSP	0.4mm Pitch	3.98 x 4.02 x 0.5 mm
QCC3034 SoC	Wireless Bluetooth Stereo Headphones and Headsets	Bluetooth Low Energy sensor hub Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press	Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD	—	VFBGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC3040 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press ⁴ Designed to support button activated digital assistants including Amazon Alexa Voice Service and Google Assistant	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio	Feedback Feedforward Hybrid	BGA Stacked-flash	0.5mm Pitch	5.6 x 5.9 x 1.0mm
QCC3046 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press ⁴ Designed to support button activated digital assistants including Amazon Alexa Voice Service and Google Assistant	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio	Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	4.38 x 4.26 x 0.4mm
QCC3056 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Configurable DSP	2x 120 MHz DSP	Always on voice wake-word support Button press	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Adaptive Active Noise Cancellation Qualcomm® cVc™ Echo Cancellation and Noise Suppression Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology	Qualcomm® aptX™ Voice Qualcomm® aptX™ Adaptive	Adaptive Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	4.38 x 4.26 x 0.4mm
QCC5121 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	2x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® aptX™ Adaptive	Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	3.98 x 4.02 x 0.5 mm
QCC5124 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	2x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD	Feedback Feedforward Hybrid	BGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC5125 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	1x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® aptX™ Adaptive	Feedback Feedforward	BGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC5126 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	2x 120 MHz DSP	Button press Qualcomm® Voice Activation	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® aptX™ Adaptive	Feedback Feedforward	BGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC5127 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	2x 120 MHz DSP	Button press Qualcomm® Voice Activation ³ Requires external PSRAM	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® aptX™ Adaptive	Feedback Feedforward	BGA	0.5mm Pitch	6.5 x 6.5 x 1 mm
QCC5141 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Programmable DSP	2x 120 MHz DSP	Always on voice wake-word support ² Designed to support wake-word and/or button activated digital assistants including Amazon Alexa Voice Service and Google Assistant Button press ² Designed to support wake-word and/or button activated digital assistants including Amazon Alexa Voice Service and Google Assistant	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ Voice Qualcomm® aptX™ Adaptive	Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	—
QCC5141 Earbud Reference Design Reference Design	Wireless Bluetooth Stereo Headphones and Headsets	—	—	—	Support for Amazon Voice Services ⁷ Our reference design platform includes features designed to support Amazon Alexa Voice Services and Google Assistant technology. In order to use voice assistants, the customer must obtain the voice assistant technology directly from the relevant voice assistant provider and our ADK, then compile a custom software build. Support for Google Audio Accessories ⁷ Our reference design platform includes features designed to support Amazon Alexa Voice Services and Google Assistant technology. In order to use voice assistants, the customer must obtain the voice assistant technology directly from the relevant voice assistant provider and our ADK, then compile a custom software build.	Qualcomm® Active Noise Cancellation	—	—	—	—	—
QCC5144 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Programmable DSP	2x 120 MHz DSP	Always on voice wake-word support ² Designed to support wake-word and/or button activated digital assistants including Amazon Alexa Voice Service and Google Assistant Button press ² Designed to support wake-word and/or button activated digital assistants including Amazon Alexa Voice Service and Google Assistant	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ Voice Qualcomm® aptX™ Adaptive	Feedback Feedforward Hybrid	BGA	0.5mm Pitch	5.6 x 5.9 x 1.0mm
QCC5151 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Programmable DSP	2x 120 MHz DSP	Always on voice wake-word support Button press	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Adaptive Active Noise Cancellation Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Voice Qualcomm® aptX™ Adaptive	Adaptive Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	—
Smart Headset Platform Platform	Wireless Bluetooth Stereo Headphones and Headsets Stereo Headphones and Headsets	Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	2x Qualcomm® Kalimba™ DSP Configurable DSP	2x 120 MHz DSP	Button press Qualcomm® Voice Activation ¹ Qualcomm® Voice Activation with additional license agreements.	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® eXtension program	Feedback Feedforward Hybrid	BGA	0.5mm Pitch	5.5 x 5.5 x 1 mm

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Products	Voice & Music Applications	Bluetooth Technology	DSP Technology	DSP Clock Speed	Digital Assistant Activation	Audio Technology	Qualcomm® aptX™ audio playback support	Qualcomm® Active Noise Cancelling (ANC) technology	Package Type	Pitch	Package Size
CSR8640 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	Qualcomm® Kalimba™ DSP	—	—	HD Voice Voice recognition technology Qualcomm® cVc™ audio technology Talk-Time Extension	—	—	VFBGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
CSR8670 SoC	Wireless Bluetooth Stereo Headphones and Headsets Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	Qualcomm® Kalimba™ DSP	80 MHz	—	Qualcomm TrueWireless™ Technology Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology 16 bit audio data path	Qualcomm® aptX™ Audio Qualcomm® eXtension program	—	VFBGA WLCSP	0.5mm Pitch	4.7 x 4.8 x 0.6 mm ⁵ WLCSP 6.5 x 6.5 x 1 mm ⁶ VFBGA
CSR8675 SoC	Wireless Bluetooth Stereo Headphones and Headsets Soundbars & Home Theater Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	Qualcomm® Kalimba™ DSP	120MHz	—	Qualcomm TrueWireless™ Technology Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology 24 bit audio data path	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® eXtension program	—	VFBGA WLCSP	0.5mm Pitch	4.8 x 4.8 x 0.6 mm ⁵ WLCSP 6.5 x 6.5 x 1 mm ⁶ VFBGA
CSRA65700 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	Qualcomm® Kalimba™ DSP	—	—	—	—	—	QFN	0.4mm Pitch	8 x 8 x 0.9 mm
CSRA68105 SoC	Wireless Bluetooth Stereo Headphones and Headsets Wireless Bluetooth Loudspeakers	—	2x Qualcomm® Kalimba™ DSP Qualcomm® Kymera™ DSP Framework	2x 240 MHz	—	Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® eXtension program	—	—	—	—
QCC3020 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	Bluetooth Low Energy sensor hub Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio	—	VFBGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC3020 - Low-cost Earbud Reference Design Reference Design	Wireless Bluetooth Stereo Headphones and Headsets	—	—	—	N/A	Qualcomm TrueWireless™ Technology Qualcomm® aptX™ audio technology	—	—	—	—	—
QCC3024 SoC	Wireless Bluetooth Stereo Headphones and Headsets	Bluetooth Low Energy sensor hub Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press	Qualcomm® Broadcast Audio technology Qualcomm® cVc™ audio technology	—	—	VFBGA	0.5mm Pitch	—
QCC3026 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	Bluetooth Low Energy sensor hub Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio	—	WLCSP	0.4mm Pitch	3.98 x 4.02 x 0.5 mm
QCC3034 SoC	Wireless Bluetooth Stereo Headphones and Headsets	Bluetooth Low Energy sensor hub Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press	Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD	—	VFBGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC3040 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press ⁴ Designed to support button activated digital assistants including Amazon Alexa Voice Service and Google Assistant	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio	Feedback Feedforward Hybrid	BGA Stacked-flash	0.5mm Pitch	5.6 x 5.9 x 1.0mm
QCC3046 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Configurable DSP	1x 120 MHz DSP	Button press ⁴ Designed to support button activated digital assistants including Amazon Alexa Voice Service and Google Assistant	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio	Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	4.38 x 4.26 x 0.4mm
QCC3056 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Configurable DSP	2x 120 MHz DSP	Always on voice wake-word support Button press	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Adaptive Active Noise Cancellation Qualcomm® cVc™ Echo Cancellation and Noise Suppression Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology	Qualcomm® aptX™ Voice Qualcomm® aptX™ Adaptive	Adaptive Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	4.38 x 4.26 x 0.4mm
QCC5121 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	2x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® aptX™ Adaptive	Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	3.98 x 4.02 x 0.5 mm
QCC5124 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	2x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD	Feedback Feedforward Hybrid	BGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC5125 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	1x 120 MHz DSP	Button press	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® aptX™ Adaptive	Feedback Feedforward	BGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC5126 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	2x 120 MHz DSP	Button press Qualcomm® Voice Activation	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® aptX™ Adaptive	Feedback Feedforward	BGA	0.5mm Pitch	5.5 x 5.5 x 1 mm
QCC5127 Chipset	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds Wireless Bluetooth Loudspeakers	EDR BR Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP, Programmable DSP	2x 120 MHz DSP	Button press Qualcomm® Voice Activation ³ Requires external PSRAM	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® aptX™ Adaptive	Feedback Feedforward	BGA	0.5mm Pitch	6.5 x 6.5 x 1 mm
QCC5141 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Programmable DSP	2x 120 MHz DSP	Always on voice wake-word support ² Designed to support wake-word and/or button activated digital assistants including Amazon Alexa Voice Service and Google Assistant Button press ² Designed to support wake-word and/or button activated digital assistants including Amazon Alexa Voice Service and Google Assistant	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ Voice Qualcomm® aptX™ Adaptive	Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	—
QCC5141 Earbud Reference Design Reference Design	Wireless Bluetooth Stereo Headphones and Headsets	—	—	—	Support for Amazon Voice Services ⁷ Our reference design platform includes features designed to support Amazon Alexa Voice Services and Google Assistant technology. In order to use voice assistants, the customer must obtain the voice assistant technology directly from the relevant voice assistant provider and our ADK, then compile a custom software build. Support for Google Audio Accessories ⁷ Our reference design platform includes features designed to support Amazon Alexa Voice Services and Google Assistant technology. In order to use voice assistants, the customer must obtain the voice assistant technology directly from the relevant voice assistant provider and our ADK, then compile a custom software build.	Qualcomm® Active Noise Cancellation	—	—	—	—	—
QCC5144 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Programmable DSP	2x 120 MHz DSP	Always on voice wake-word support ² Designed to support wake-word and/or button activated digital assistants including Amazon Alexa Voice Service and Google Assistant Button press ² Designed to support wake-word and/or button activated digital assistants including Amazon Alexa Voice Service and Google Assistant	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ Voice Qualcomm® aptX™ Adaptive	Feedback Feedforward Hybrid	BGA	0.5mm Pitch	5.6 x 5.9 x 1.0mm
QCC5151 SoC	Wireless Bluetooth Stereo Headphones and Headsets Truly Wireless Earbuds	EDR BR Bluetooth Low Energy Dual-mode Bluetooth	1x Qualcomm® Kalimba™ DSP Programmable DSP	2x 120 MHz DSP	Always on voice wake-word support Button press	Qualcomm TrueWireless™ Mirroring technology Qualcomm® Adaptive Active Noise Cancellation Qualcomm® Active Noise Cancellation Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Voice Qualcomm® aptX™ Adaptive	Adaptive Feedback Feedforward Hybrid	WLCSP	0.4mm Pitch	—
Smart Headset Platform Platform	Wireless Bluetooth Stereo Headphones and Headsets Stereo Headphones and Headsets	Bluetooth Low Energy sensor hub Bluetooth Low Energy Dual-mode Bluetooth	2x Qualcomm® Kalimba™ DSP Configurable DSP	2x 120 MHz DSP	Button press Qualcomm® Voice Activation ¹ Qualcomm® Voice Activation with additional license agreements.	Qualcomm TrueWireless™ Stereo Qualcomm TrueWireless™ Stereo Plus technology Qualcomm® Active Noise Cancellation Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology Qualcomm® cVc™ audio technology	Qualcomm® aptX™ Audio Qualcomm® aptX™ HD Qualcomm® eXtension program	Feedback Feedforward Hybrid	BGA	0.5mm Pitch	5.5 x 5.5 x 1 mm

Qualcomm® Voice Activation with additional license agreements.
Designed to support wake-word and/or button activated digital assistants including Amazon Alexa Voice Service and Google Assistant
Requires external PSRAM
Designed to support button activated digital assistants including Amazon Alexa Voice Service and Google Assistant
WLCSP
VFBGA
Our reference design platform includes features designed to support Amazon Alexa Voice Services and Google Assistant technology. In order to use voice assistants, the customer must obtain the voice assistant technology directly from the relevant voice assistant provider and our ADK, then compile a custom software build.

<p>Qualcomm QCC3040, Qualcomm TrueWireless Mirroring, Qualcomm Kalimba, Qualcomm Active Noise Cancellation (ANC), Qualcomm aptX, and Qualcomm cVc are products of Qualcomm Technologies, Inc., and/or its subsidiaries.</p>

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