RF Modulation: GFSK (Gauss frequency Shift Keying)
Frequency band: 2.4GHz (2405-2478MHz)
Frequency response: 35Hz-14KHz±3dB
Signal/Noise: 76dB or more
Distortion: 0.1% or less (32Ω,1 KHz,65mW output)
RF output level: 5 mW
Earphone output level: 32Ω,65mW
Reception sensitivity: -85dB +/- 3dB / 0dB=1V/Pa, 1kHz
Audio input connector: 3.5mm mini jack
Operation range: 50m (164ft.)
Power requirements: 3.0V DC (Two LR03/AAA size batteries)
Dimensions: Transmitter: 60mm x 86mm x28mm (W/H/D) (2.36 x 3.3 x 1.1 inches)
Receiver: 60mm x 86mm x41mm (W/H/D) (2.36 x 3.3 x 1.61 inches)
Weight: Transmitter: 136g (4.37oz) (Without battery)
Receiver: 152g (4.89oz) (Without battery)