Digital DMR Protocol: ETSI TS 102 361-1, -2, AMBE+2 vocoder.
1.8″ Graphic Dot-matrix True Colour Display
The full colour display enables easy access to information even under bright sunlight. Date & time can also be shown on the screen.
TM840 supports multiple languages: English, simplified Chinese, German and French.
One Touch Operation in Usage
TM840 provides four programmable keys providing one touch operation like pre-stored Text Messages, Calls etc.
Versatile Voice and Data Service
TheTM840 supports various voice call types, including Private Call, Group Call, All Call and Emergency Call, as well as the data services, GPS, Text Message, IP connect and Data Transfer.
Privacy of Voice and Data
Analogue inversion scrambling and digital encryption using Advanced Encryption Standard (AES)*1 , DES and ARCFOUR (ARC4) encryption methodology to both voice and data.
Optional integrated GPS enables the real time tracking of your mobile work team.
LIP Location Information Protocol
Allows the master user to send a GPS message to slave users.
Various Analogue Signalling Types
TM840 supports various analogue signalling types KDC1200, DTMF, 2-Tone and 5-Tone encode/decode, CTCSS/CDCSS providing higher functionality when in analogue mode.
Supplementary Services TM840 supports supplementary services of Radio Check, Remote Monitor, Call Alert, Radio Enable and Radio Disable.
Dual Modes (Analogue + Digital)
TM840 operates in either analogue or digital mode in each channel ensuring a smooth analogue to digital transition.
TM840 supports scanning of pure analogue voice and signalling, pure digital voice and data, and also mixed mode scan that comprises analogue and digital signals.