IF4W4 4-CHANNEL FOUR-WIRE INTERFACE
2-3
CARBON MIC HEADSET EMULATION
Figure 2-6 shows the IF4W4 connections to a carbon mic headset. Local sidetone
in the four-wire device must be completely turned off.
Figure 2-6: Carbon Mic Headset Emulation
Please refer to the technical specification for further information.
IF4W4
5
INT
GND