Duplex MMDVM Hotspot Board + Raspberry Pi Zero+ 2 Antenna + OLED + Protective Case Support P25 DMR YSF

Description High performance 32 bit ARM processor Fully testedSupports DMR P 25 D Star and System Fusion Onboard LEDs to show status Tx Rx PTT Mode Up to 10mW RF power SMA antenna connector Antenna included Mounts cleanly on all current Raspberry Pis including the Pi ZeroThe firmware is pre loaded and is easily upgraded via software Open source 3D printable case availableNote The firmware is pre loaded Please do not upgrade the firmware by yourself The upper partis TX the lower is RX antenna Feature UHF 430 450 MHz 433mhz and 900MHz VHF 144 220 Opera FREQSMA antennaModem select STM32 HS GPIOSet TX frequency RX frequencyTX RX frequency had better 10M or more apart SLOT1 SLOT2 support Colour BlackMaterial PCB FR4Packing size 100 75 60mmPackage Included 1 x MMDVM Hotspot1 x OLED Display1 x Raspberry Pi Zero1 x Protective Case1 x TFT Card2 x 433Mhz Antenna