User's Manual

1.2 Hardware Features
FunctionDescriptionKey
TFT display.Display1
Phone speaker.Speaker2
Microphone for Push To Talk (PTT) calls.Top microphone3
Microphone for phone calls.Lower microphone4
Emergency override button broadcasting to all MinePhone users.Emergency / Man Down
button
5
Button for Push To Talk (PTT) communication.Push to talk (PTT) button6
Changes the PTT group channel.PTT Channel Up7
Changes the PTT group channel.PTT Channel Down8
Removable cover for attaching an external Remote speaker
microphone. (only applicable in Hard Rock mining environments)
External headset jack cover9
Handset identification label.Serial number / MAC address
label
10
MP70 MinePhone User Guide13Revision D
Product Overview