User manual

Important Information
38 COMfortel 1600/2600 - Firmware V1.8 - COMfortel Set V3.10.0 - Setup V06 05/2015
Technical Data for Connecting a Headset
Microphone current consumption Max. 0.5 mA
Microphone sensitivity 45 dB
Loudspeaker impedance 150 Ohm
Loudspeaker sensitivity at 1 kHz 19.5 +/- 3 dBPa/V
Sound pressure limit 24 dBPa
Headset socket pin-out COMfortel 1600
1 Microphone -
2 Loudspeaker -
3 Loudspeaker +
4 Microphone +
Headset socket pin-out COMfortel 2600
1 DHSG BUS_IN
2 DHSG GND
3 Microphone -
4 Loudspeaker -
5 Loudspeaker +
6 Microphone +
7 DHSG + 3.3 V
8 DHSG BUS_OUT