| 1)Speaker size:40mm
2)Frequency range:20-20,000Hz
3)Speaker impedance:32 Ohm±15%
4)Speaker sensitivity:105dB±3dB
5)Microphone impedance:2200 Ohm
6)Microphone sensitivity:-58dB±2dB
7)Maximum power:100mw
8)Standard operating voltage:4.5V
9)Wire length:2.2 metres |
