1. Wide verizon LCD

2. Protection to 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
7. Wide range of input voltage options: 12-28V
8. Can be a 5V 1A quick charger for mobile phone
9. exteral speaker is available with Tesunho's standard
10. 8-pin secondary development jack available 
11. Maximum bracket rotate degree: 270 degree

TH-518 is a robust handheld PoC two way radio with standard American English prompt. Wifi function allows you enjoy the free calls. 

1. SOS (Alarm button)

2. GPS Function

3. Support 3G/2G WIFI

4. Large Capacity (3.63V 5200mAh)

5. Support Group Call, P2P Call, Quick Call, Emergency Call

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

TH850plus is high quality powerful analog transceiver with the competitive price.
1.High output power 10W
2.Ultra-low power programmable (0.5W)
3.ID Alarm
4.Large Capacity ( 3500mAh )
5.99 Channels
6.Noise suppression