Pyle PHPW2 FM Hifi Wireless Headphones with Extreme Bass

Wireless Reception from TV
Wired Reception to Mp3 Player
FM Radio and Wired Reception from PC CD DVD Players
Reception Frequency Range: 85MHz~108MHz
Driver Size: 40mm
Sensitivity (S.P.L): 105dB±3dB/MW (at 1 KHz)
Impedance: 32 Ohms ± 15%
Frequency Response: 20~20 000Hz
Signal/Noise Ratio: >50dB
Headphone: DC 3V (2x1.5V AAA batteries)
Transmitter: DC 3V (2x1.5V AAA batteries)
Maximum operation distance: 100FT 360°