SA-GL User Manual
Ver. 1.04
GSM1218UG001
10
Version 1.04 – 04/05/06
Figure 6: GSM/GPRS SA-GL Connecting the Antenna
4.1
Attaching a Microphone/Speaker
To place a voice call, insert a microphone/speaker to the port labeled “
MIC
AUDIO
” as shown below in Figure 7. The plug is a standard 2.5mm audio
connector. Many existing mobile phone headsets can be used.
Figure 7: Attaching a Headset to the GSM/GPRS SA-GL Module