Extended functions:

GPS
APRS

Feature

Cross segment relay
1024 channels+3 VFO channels
2.4 Color screen display
Tri-band
S9+field strength meter
Real time field strength numerical indication
User defined startup logo and prompt
Customize boot password
Editable local machine name (can be used as call sign, MDC transmission and decoding)
Can edit channel names
One click frequency measurement
Remote interpretation of Asian sounds
Custom single audio (1750H2 can wake up the relay)
DTMF Encoding and Decoding
DTMF remote dizziness and remote death wake-up
VOX voice control
Channel and frequency scanning
Urgent report
Two types of end tones for transmission and MDC (wow, can send the name of the device)
Spectrum scanning
Keyboard and frequency scanning
PTT transmission
Type C charging