ToooAir VOIP Systems | TA-991 Mobile

ToooAir - VOIP Systems | TA-991 Mobile

Supplier: ToooAir

VOIP Systems | TA-991 Mobile

Compact and lightweight the TA-991 offers a slim design for small cab installations and Push-to-Talk over Cellular (PoC) IP mobile radio connectivity

In Stock

The slim design from the TA-991 offers a sleek solution for small cabs and in-vehicle communication needs. The design does not take away from the large front facing speaker for extra volume offering a staggering 3W audio output, large LCD display and icon-based menu for easy operation.
Much like the TA-990 the unit is feature rich for all industries of heavy transport, agriculture, mining, construction and service industries. With powerful features like GPS, SOS, Quick 3-digit Dial, Missed Call alert, Dual SIM and 4G LTE/GPS Antennas.

Features

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.

Specifications

Model Number:	TA-991
Colours:	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 Power:	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 Rate:	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.

To contact ToooAir about ToooAir VOIP Systems | TA-991 Mobile use Get a quote.

Features

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.

Specifications

Model Number:	TA-991
Colours:	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 Power:	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 Rate:	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.

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To contact ToooAir about ToooAir VOIP Systems | TA-991 Mobile use Get a quote.

TA-991_User_Manual(0.73MB)

AI Overview BETA

The ToooAir TA-991 Mobile is a compact in-vehicle PoC IP mobile radio for push-to-talk communication over cellular networks. Its internal GPS engine reports the radio’s position to the dispatcher every 60 seconds, with a programmable reporting interval. Teams in heavy transport, agriculture, mining, construction and service industries can call pre-programmed groups and choose a primary group for transmissions.

3-second SOS hold alerts other units and shows user location on dispatcher’s map
Missed private calls after 20 seconds trigger an audible alert for 30 minutes
Records received and broadcast transmissions for access through the GUI
3W audio output from the large front-facing speaker
Dual SIM support

Source: listing by ToooAir on IndustrySearch · Updated 2 Nov 2026
Supplier document: TA-991_User_Manual (PDF)

AI Overview is generated by artificial intelligence and may contain mistakes.

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