1. Battery
2 Scan
3. Squelch/CTCSSKey
4. BatteryReleaseClip
5. Push-To-Talk(PTT)Switch
6. ModeKey
7. Microphone
8. IndicatorLED
9. Antenna
10.Duplex/KeylockButton
11.VolumeOn/Off
12.ExternalSpeaker/Mic
13.Speaker
14.LCDDisplay
15.ChannelUp
16.ChannelDown
TX680
4
3
2
1
9
8
7
6
10
11
12
13
14
15
16
5
CONTROLS
Page 6 INSTRUCTION MANUAL TX680
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