http://www.audioropa.com/en/products/rf-transmission-systems/xepton-nx/xepton-nx-rx-u-stethoset-receiver/

»xepton-NX« RX-U Stethoset receiver

  • Convenient volume adjustment via control wheel
  • Automatic on/off switching when worn
  • As easy to wear as a pair of glasses
  • No pressure on the ears or temples (ideal for wearers of glasses)
  • Very comfortable listening and wearing

Specifications: »xepton-NX« RX-U, Stethoset receiver, for use with unidirectional transmitters TX

Device type: receiver
Dimensions!!(W!!x!!H!!x!!D): 95 x 225 x 19 mm
Weight: 70 g (incl. battery)
Transmission frequency: 863-865 MHz
Latency: < 17 ms
Frequency range: 50 Hz to 14 kHz (-10 dB)
Power supply: LI-POL 3,7 V / 280 mAh
Receiving time: average of 15 h
Preliminary specifications; subject to change
»xepton-NX« RX-U, Stethoset receiver