Name 2.4G Classic Digital Musical Wireless headset Transmission Mode GFSK Carrier frequency 2.4G Operating voltage Transmitter DC 5V 550mA or Receiver 2*1.2V AAA Signal-to-noise ratio ≥85 dB Frequency response 15Hz – 22KHz Distortion <0.5% Transmission distance 30m THD ≤0.3% Channel separation ≥75dB Unit diameter 40mm Unit resistance 24 ohm SPL 105Db Out power 7mW Packaging 6PCS/CTN CTN weight 6.479KG CTN size 41.9(L)*41.0(W)*29.7(H) cm Gross weight 992g/PC Gift box size 23.0(L)*15.5(W)*2...