1. Wide verizon LCD
2. Protection to following situations:

over voltage, over current, overloading and thunderstrike

3. Screen flip function

4. Shortcut to switch group, user, and talking history

5. Loud audio and audio control lock function

6. Multimedia Speaker to ensure audio quality 

7.Wide range of input voltage options: 12-28V

1.WiFi (optional)

2.SOS/APRS (emergency button)

3. GPS function

4. Display the users/calling/last caller information

5. Can receive dispatcher message

6. Supports 4G/3G/2G network

7. Supports group call, p2p call, quick call, emergency call

8. Quick charger-3 hours fully charged

1. Noise Suppression (Optional)

2. RFID & NFC (Optional)

3. Mandown 

4. Group Switching Knob (16 Channels) - Simply & Quickly

5. SOS Function

6. Type C Charging Port (On battery) - Can be charged Anytime & Anywhere

7. Customizable Voice Prompt 

8. Cloud Platform (Optional)- OTA Upgrade, Remote Control

9. Loud & Clear Sound 

LTE Terminal OEM SOS Car Walkie Talkie 10KM TM-991