Douk Audio P1 Bluetooth Tube Preamp

Bluetooth 5.0 (QCC3034) supporting APTX, APTX-HD lossless transmission.

RRP

Key aptX™ HD Features

Wireless HD sound

aptX HD is designed to deliver 24-bit wireless HD audio wirelessly over Bluetooth

High signal output for amazing sound

aptX HD has been engineered to improve the signal-to-noise ratio, resulting in lower background noise

Minimal sound distortion

With lower Total Harmonic Distortion (THD) and no audio artefacts you can enjoy your music with hardly any interference

aptX™ HD Tech Specifications

Sound quality
  • THD+N@1kHz:  -80dB
  • SNR@1kHz:  129dB
  • PEAQ audio quality: -0.05
Audio Encoding
  • 24-bit, up to 48kHz sampling rate
Program memory usage
  • 3.3kwords (encoder) / 3.6kwords (decoder) 
Data memory usage
  • 1.8kwords
Bit Rate
  • 576 Kbits (48 kHz sampling)
Capability
  • Backwards compatible with existing aptX products