Retevis RT95 Instruction Manual page 13

4.4 Microphone
1
2
10
NO. Key
1 UP
2 DOWN
3 PTT
4 Number Key
5 A/B band
6 Band indicator
7 TX/RX indicator
8 MIC
9 Speaker
10 Lock UP/DOWN
MIC Connector Diagram(in the front view of connector)
RT95 UHF/VHF Two Way Radio
7 8
5
Functions
Increase frequency, channel number or setting value
Decrease frequency, channel number or setting value
Press the PTT (Push-TO-Talk) key to transmit
Input VFO frequency or DTMF dial out etc.
Choose left band or right band as Main band
The indicator light on for Main band
Light green while receiving, Light red while transmitting
Speak here during transmission
When shut the speaker in the base, you can hear the calling by
this speaker
When this key is in up position, It is unlock UP/DOWN key, when
this key is in down poisition, UP/DOWN key will be locked
Key Pad Serial Data
+5V
DOWN
UP
MIC GND
MIC
PTT
GND
4
6
9
3
10