1.8” Graphic Dot-matrix True Colour Display
The large-sized, full colour display enables easy viewing of information even under bright sunlight.

Multiple Languages
TM840 supports multiple languages including English, simplified Chinese, German, French, Turkish and Spanish.

One Touch Operation in Usage
TM840 provides four programming keys, providing one touch operation such as Text Message or Voice Calls.

Versatile Voice Calls & Data Services
The Intelligent TM840 supports various voice call types, including Private Call, Group Call, All Call and Emergency Call, as well as data services, e.g. Text Message and Data Transfer.

Voice Privacy
Enhanced digital encryption and scrambled analog call feature facilitate the management of the calls between team members and ensure the privacy of communications in any chosen mode.

GPS
Integrated LIP (Location Information Protocol) enables the real time tracking of the mobile radio.

Various Analog Signalling Types
TM840 supports various analog signalling types (MDC1200, DTMF, 2-Tone and 5-Tone), various squelch control types (CTCSS/CDCSS), thus providing compatibility with existing analog communication systems.

Supplementary Services
TM840 supports supplementary services such as Radio Check, Remote Monitor, Call Alert, Monitor Channel, Permanent Monitoring, Kill, Stun and Revive, Transmit Interrupt.

Accessory Expansion
TM840 is designed with second accessories ports via the rear port of the mobile, e.g. emergency footswitch or Telephone Interconnect (via DTMF signalling). It is also possible to support simplex voice communications between a radio and a telephone user. It allows a radio user to make a telephone call or a telephone user to make either a Group or Private Call to radio users through a Private Automated Branch Exchange (PABX) or a Public Switched Telephone Network (PSTN).

Scan
TM840 supports scanning of analog voice and signalling, digital voice and data, and also mixed mode scan including analog and digital signals.

Optional Board
TM840 reserves standard interface for any third party to further develop desired functions (such as Record, Bluetooth, RFID, and encryption Algorithm) with the optional board.