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2.4G wireless headphone headset earphone 2.4G wireless headset 2.4Ghz wireless earphone PC earphone Specification Transmitter Working Frequency:2404MHz~2472MHz Power Supply/:DC 5V Transmitting Distance: Approx. 80m Operating Current: 50mA Transmit Power: ≤7dBM Receiver Working Frequency:2404MHz-2472MHz Power Supply:DC 3V(two 1.5V batteries) Operating Current: 35mA Frequency Response: 70Hz - 10KHz S/N Ratio: ≥32dB Non-linear Distortion: ≤1%
