This produce can apply for wireless speaker,wireless microphone,wireless headphone ,the technical parameter list below: 1. Features *Digital audio with 48K sampling rate and 16-bit resolution. *Low power consumption. *GFSK digital modulation/demodulation. *20Hz ~ 20 KHz audio frequency response. *90dB audio dynamic range. *Power-on function to prevent pop noise. *Avoiding reception errors by employing forward error correction (FEC). *Operating at 2.4GHz ISM band with 125 selectable channels. *-85dBm receiving sensitivity, 45dB channel rejection and Application distance up to 50 meters (L. O. S. ) with perfect reception. 2. Applications *Wireless Car Audio /Car Speaker *Home theater rear speakers *Wireless speakers *Sound Card, MP3, CD player and DVD player *wireless Headphone *Ordinary sound box 3. Specification Model NO. SOYO-WT01-T SOYO-WT01-R Description Transmitter Box Receiver Box Supply voltage 1.9-3.6V 1.9-3.6V Current consumption 85mA (MAX) 40mA (MAX) Operating temperature -25 ~ 85 degree -25 ~ 85 degree Frequency range 2400 ~ 2524MHz 2400 ~ 2524MHz Modulation GFSK Channel number 125 125 Channel cpacing 1MHz 1MHz TX Power 19dBm Input impedance >10K Ohm Input level 2.5Vp-p (MAX) RX Sensitivity -85 dBm (Typical) Image rejection >30dB Output impedance < 1K Ohm Output level 2 Vp-p (MAX) Response 20~20KHz Dynamic range 88dB (Typical) SN ratio 95dB (Typical) THD 0.1% (Typical) 4. Exterior interface Input Output Transmitter Box Input: 3V Power, USB Power Interface, Line Input, AA*2 Rechargeable Battery Receiver Box: Input: 3V Power, USB Power Interface, AA*2 Rechargeable Battery, Output: Line Output:

2.4Ghz Digital Wireless Headphone Module product offered by Soyo Technology Development Co.,Ltd.