Midland GB1 - Rear Side Connectors; Microphone Operation

GB1 instruction guide | 7
Rear side
11 Power supply connector
12 Antenna cable
13 EXT SPK jack: you can connect an external speaker to this jack
(3.5mm). In this case the internal speaker is automatically excluded.
Microphone
14 PTT: press to transmit
A
B
C
D
E
F
G
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13
14
A
B
C
D
E
F
G
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