TA-991 Mobile

  • Slim sleek design for small cabs
  • Audio Recordings & Monitor Groups
  • Coloured User Friendly GUI Icon Based
  • Adjustable Display Brightness Levels
  • Quick 3-Digit Dial
  • Telstra 3G/4G/4GX

TA-991 Mobile –

Group Call (One to Many)

User can select pre-programmed groups and instigate a group call and talk to all members of the group. User can also be part of multiple groups and choose a primary group for transmission.

Individual Private Call (One to One)

User can select an individual radio or the dispatcher and perform a one on one private call outside the group.

Internal GPS Engine

The internal GPS engine reports its position every 60 seconds to the dispatcher (Programmable). GPS acquisition status is shown on the radio LCD display.

Quick 3 Digit-Dial

Utilizing the MC-202 keypad microphone the radio can seamlessly create private calls like traditional MPT systems. Once the 3 digits are dialled a private call will be setup instantly between the users. *Keypad microphone sold separately.

Missed Call Alert

Not responding to a private call after 20 seconds will leave a Missed Call Alert in the radio creating an audible tone for 30 minutes. Pressing the back key twice will display a Missed Call list with user name and time stamp display for call back access.

Lock/Unlock Volume

Prevent accidental volume changes, with lockable volume settings.

Dedicated SOS

A dedicated SOS button that when held in for 3 seconds sends an alert to all other units and an alert showing where the user is located on the Dispatcher’s map display.

Voice Recordings

The unit can have all the transmissions that are broadcasted or received recorded to the device. The recordings can be easily accessed through the user-friendly GUI.


Colour Black
Dimensions 187mm x 72mm x 53mm
Weight 280g
Working Temperature -30° to +85°
Working Voltage 12V ~ 24V (Standard 13.6V)
Working Current: 500mA @ LTE
220mA @ WCDMA
Idle Current: 120mAh
Peak Current: 0.8A
Audio Output 3W
LTE FDD Band 1/2/3/5/7/8/28A/28B/40
WCDMA Band 1/5
Maximum Output LTE:23±2.7 dBm (Power Class 3)
WCDMA: +24dBm +2.5dBm /-1.5dBm (Power Class 3)
Receiving Sensitivity LTE FDD ≤-100 dBm;
WCDMA 850:≤-108 dBm;
WCDMA 1900:≤-109 dBm;
GPS GPS Positioning, 1.57542GHz
Sensitivity Catch -144dBm, Track -159dBm
Data Speed LTE FDD-Uplink 50 Mbps / Downlink 150 Mbps
WCDMA-Uplink 5.76 Mbps / Downlink 42 Mbps
Protocol Support embedded TCP& UDP Protocols Support Protocols PAP and CHAP used for PPP connection
3GPP TS27.005,27.007


Note: Due to continuous development, the above is subject to change without notice

Below are links to TA-991 Mobile documents:

User Manual for TA-991 Mobile

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