artiste aph100 wireless headphones for tv, 2.4ghz digital wireless tv voice highlighting tv listening headsets system with rf transmitter sound clarifying artiste <br>this <b>2.4ghz digital wireless chin headphoneuses</b>latest digital wireless technology, and enables people to get a high volume sound and enjoy crystal sound stereo music and tv sound anywhere inside your home. simply connect the transmitter to a desired audio source: dvd player, cd player, tv set, hi-fi system, or ipod. without complicated wiring and installation, the system enables you to enjoy thrilling, lifelike sound in minutes.<br><br> <br> <br> <b>features:</b><br> 1. 2.4ghz digital hopping system technology <br> 2. docking charge mechanism <br> 3. rf transmission auto off (when without audio signal)<br> 4. music muting for verbal communications <br> 5. speed charging mechanism<br> 6. spare battery charging design<br> 7. microphone adapter for sound pick up from audio source<br> 8. adjustment of sound balance<br> 9. adjustment of treble/tone clarity<br><br> <b>technical specifications:</b><br> transmission mode: digital hopping system<br> carrier frequency : 2.4ghz ism bandi <br> operating voltage : transmitter : 5v 550ma<br> receiver : 3.7 v, 350 ma lithium polymer battery<br> frequency response : 30 hz - 20 khz<br> distortion : <0.5%<br> signal-to-noise ratio : >75 db<br><br><br> <b>package listing: </b><br> aph100 headphone*1<br> transmitter*1<br> rechargeable base *1<br> rechargeable batteries*2<br> earbuds*2 pairs<br> rca adapter cable*1<br> 6.3mm to 3.5mm adapter*1<br> connection cables*1<br> manual*1<br><br><br>