If you want CD quality (16 bits/44.1 kHz) wireless, you might have a look at systems using KLEERNET technology. Using lossless compression, it can transmit the audio lossless using the same bandwidth as Bluetooth.


The original KLEER Company manufactured a headphone using this technology.
Today it is part of SMSC.

Sleek SA6 and Wireless W-1

SA6 can be used wired too


Sennheiser MX W1



Arcam rDac-kw

Arcam rWave USB dongle with KLEER wireless technology


The new modules (DARR83) supports up to 24/96.


  1. KleerNet™ - Smart Mixed-Signal Connectivity