1. Product Purpose: Through MMDVM digital hotspot board, achieve nationwide connectivity in ordinary digital language, and solve the limitation of ordinary digital connectivity distance.
2. High Performance: The MMDVM motherboard uses excellent components, temperature compensated crystal oscillator, low bit error rate, supports single and duplex modes.
3. Optimized Design: The MMDVM hotspot board has been optimized for wiring, with advantages such as component layout, low heat generation, and fast heat dissipation, suitable for long term startup work.
4. Accurate Debugging: All debugging parameters of this hotspot board are based on the DMR standard, which is more stable in use, greatly improves sound quality reproduction, and supports more modes.
5. Other Functions: The MMDVM digital voice modem is equipped with a 3.5 inch color screen, which is clear and intuitive. Equipped with built in 16GB memory card and antennas, ensuring flexible and convenient use.

Specification:
Item Type: MMDVM Digital Voice Modem
Model: T124B
Material: PCB, Acrylic
Frequency: U Band (420.000-434.900/438.100-470.000)
Support Modes: For DMR, D Star, YSF(C4FM), P25, NXDN, POCSAG
Power: 20mW
Screen: 3.5 Inch Color Screen
Power Supply: External MINI (for Android) Port 5V 2A Power Supply (Not Included)
Memory Card: 16GB Memory Card (Included)
System Mainboard: For Pi 4B MMDVM Duplex Board
Hotspot Mainboard: Duplex, Single
Size: Approx. 109 x 75 x 86mm / 4.3 x 3 x 3.4in

How to Use:
Connect to the corresponding interface to use.

Package List:
1 x MMDVM Digital Voice Modem
2 x Antennas