Sennheiser SH RS 120-8 II

Color silver
Impedance 24 Ω
Dimensions 85 x 225 x 133 mm
Connector Jack 3,5 mm/6,35 mm stereo
Frequency response 22 - 19500 Hz
THD, total harmonic distortion < 0.7 %
Ear coupling Supraaural
Transducer principle Open, Dynamic
Weight Receiver: 230 g (inc. Batteries)
Transmitter: 200 g
Power consumption < 1,8 V
Signal-to-noise ratio > 65 dBA
Operating time 20 h
Modulation FM stereo
Power supply Receiver: 2 AAA cells-rechargeable
Transmitter: 9V bloc
SPL for peak deviation 106 dB