User manual

User's Manual

MODEL VERSION

WORKING MODE

SET MENU MODE

SHORTCUT MENU OPERATION

MODEL VERSION

The AHT-28-V/AHT-78-U has 3 versions in total:

1) Simple version 2) DTMF version 3) 5T&2T version

Set Menu 20

Power-on Display OFF, you will find your AHT-28-V/AHT-78-U model

version information when you switch the transceiver power on.

DTMF and 2/5 TONE version will be with remote kill/stun/activate/revive function.

Only 2/5 TONE version will be with 8 groups of scrambler function.

Please choose the right AHT-28-V/AHT-78-U model type when you use software to program

it. If not, it will affect some functions operation. Detail please see picture as below: