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, the temperature compensated crystal oscillator, the reliable performance, a low bit error rate, supports single and duplex modes.
3. Optimized Design: The MMDVM hotspot board is optimized for cabling, with advantages such as component layout, low heat generation and fast heat department, suitable for long-term startup work.
4. Accurate Debugging: All debugging parameters of this hotspot board are based on the standard, which is used more stable, 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 cards and antennas to ensure flexible and convenient use.

Technical dataification:
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 , D Star, YSF (C4FM), P25, NXDN, POCSAG
Power: 20mW
Screen: 3.5 inch color screen
Power supply: External MINI (for ) port 5V 2A power adapter (not included)
Memory card: 16GB memory card (included)
System motherboard: For Pi 4B MMDVM duplex board
Hotspot motherboard: Duplex, Single
Size: Approx. 109 x 75 x 86mm / 4.3 x 3 x 3.4 inches

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

List of packages:
1 x MMDVM Digital Voice Modem
2 x Antennas