WINTAL WDH11 RF Wireless Digital Headphones Rechargeable w Dock for TV/Radio/mp3

The Wintal WDH11 2.4GHz Digital Wireless Headphone uses latest digital wireless technology that enables you to 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, VCR , Hi-fi system, or iPod. Without complicated wiring and installation, the system enables you to enjoy thrilling, lifelike sound in minutes.
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Please note WDH11 works only one-to-one, which is one transmitter to one receiver headset, two or more headsets are not supported.

Transmission Mode: UHF Stereo
;Carrier Frequency: 2.4GHz Digital
;Operation Voltage: Transmitter, DC 5V 550mA
;Headphone, 2 x AAA size Rechargeable Nimh batteries (included)
;Frequency Response: 30Hz~ 20KHz
;Distortion: 0.5%
;S/N Ratio: 75dB
;Operation Distance: Up to 30 meters (open area)
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*Please note that due to the limitation of the 2.4GHZ band, the suggested maximum number of WDH11s operating in the same area is 4 to 5.