Qualcomm Aqstic™ Audio Codec

The Qualcomm Aqstic audio codec (WCD 9335) supports high-resolution standards that recording studios use to master tracks, creating a pure audiophile listening experience. It has an integrated DAC (digital-to-analog converter) that supports Hi-Fi audio playback up to 192kHz/24bit PCM. The DAC on the Qualcomm Aqstic codec has ultra-low Total Harmonic Distortion plus Noise (THD+N), which means no additional noise or signal is added for the most authentic sound reproduction possible.

WCD9335 and Qualcomm Aqstic are products of Qualcomm Technologies, Inc. and/or its subsidiaries.


General Audio

Voice Services Support: Amazon Alexa Voice Service, Microsoft Cortana, Baidu DuerOS, Google Assistant

Audio Playback

Playback Dynamic Range: 130dB

Total Harmonic Distortion + Noise (THD+N), Playback: -109dB

Sampling, Playback: 44.1kHz, 48kHz

PCM, Playback: Up to 192kHz/24bit

Audio Recording

Recording Dynamic range: 109dB

Sampling, Record: Up to 192kHz/24bit

Total Harmonic Distortion + Noise (THD+N), Record: -103dB

Power Consumption

Audio playback: 34mW for high performance mode, 6mW low power mode

Low power voice activation: 0.95mA