

aptX™ Tech Specifications
Sound quality
- THD+N@1kHz: -67dB
- SNR@1kHz: 93dB
- PEAQ audio quality:-0.18
- Qualcomm® Kalimba™ MHz DSP technology: 42MHz@48KHz stereo decode ~45MHz@48KHz stereo encode
Audio Encoding
- 16-bit, up to 48kHz sampling rate
Program memory usage
- 3.3kwords (encoder) / 3.6kwords (decoder)
Data memory usage
- 1.8kwords
ARM MHz
- ~63MHz (stereo encode) on ARMv7A with NEON
Bit Rate
- 384 kbps (48 kHz sampling)