• [Frequency Range] MMDVM hotspot board is the latest firmware. Supports UHF VHF, frequency range: 144MHz-148MHz, 420MHz-475MHz, 842MHz-950MHz (depending on ADF7021 and TCXO, HAT firmware amateur radio brand license restrictions)
• [Compatible] Hotspot board support Raspberry Pi 4, 3B, 3B , Pi Zero W, Pi Zero 2W, compatible with NanoPi NEO, Orange Pi, compatible with BlueDV (requires USB to TTL or Bluetooth model). If you want a little processor power install on Pi 3 or Pi4, this is a great little hat for digital voice modes.
• [Support MMDVM Mode] MMDVM board saves electricity, High quality TCXO, stable, low BER. Support MMDVM mode DMR / YSF / P25 / NXDN / DSTAR / POCSAG
• [Features] Support online upgrade, user-friendly OLED and Nextion special design location, reserved for additional installation of Bluetooth modules. It can be update the MMDVM firmware version to V1.6.1 (How to Update MMDVM_HS for WPSD 1.6.1: jumbo5566.github.io)
• When connecting the MMDVM board to a RPi 4, please note: If it works normally, no additional settings are required. If the SVC indicator does not flash, choose one of these methods (refer to the product diagram): 1. Remove the R1 resistor on the hotspot board. 2. Cut off the 2 RPi pin headers on the corners of the board
• [Packing list] 1x mmdvm hotspot board (UHF/VHF), 1x antenna, 1x elbow. Please refer to this website to test whether your device can receive or transmit signals: m7spi .co .uk/mmdvmcal/. If you encounter that the device cannot connect to network after setup, please kindly contact us. We will help resolve this issue