Cuffie stereo a infrarossi, auricolari wireless IR per auto, tetto o cuffie per lettore DVD a due canali

Infrared Stereo Headphones Earphones Wireless IR in Car roof dvd or headsets dvd Player two channels Warmly Note: The infrared headphones is mainly used  for car DVD, if you need it for TV,please buy transmitter to pair with the headphone,otherwise,the headphones will not work at all! 1) Infrared wireless stereo headphone (2 CH) for cars 2) Ergonomic design for comfortable wearing 3) Auto mute and auto power off function on headphone 4) Foldable Design for easy carry 1) Single channel 2) Carrier frequency: a) A channel: 2.8MHz for right channel; 2.3MHz for left channel b) B channel: 3.8MHz for right channel; 3.2MHz for left channel 3) Speaker: 30mm mylar 4) Cone impedance: 32Ω±15% 5) Effective range (maximum): about 10 meters 6) Power source: 1 x AAA battery is enough 7)Automatically turn on when wear and turn off when take it off function 8) S/N ratio: ≥70dB 9) Channel separation: ≥40dB 10) Frequency response: 30 ~ 20,000Hz 11) Audio model: stereo Packing list: IR wireless headphones*2 note:audio cable and batteries is not included 1> Item will be shipped in 1-2 working days upon receipt of payment, 2> Free shipping: we usually delivery by China post airmail,it will takes 15-25 working days. 3> By express(EMS/DHL/FEDEX/UPS etc.):usuallly it will take 3-7 working days 1. We are committ to the satisfaction of our customers and strive to provide the highest level of customer service. 2. If you are satisfied with the purchase, please leave us a positive feback, and we will do the same to you. 3. please do not leave neutral or negative feedback as a way to communicate. We responsible for all quality problems of all items but personal preference can not be any excuse of terrible feedback . We strive to give you the five star services . Thanks for you viewing! Hope your experience with us is greatest!!!