High performance 32-bit ARM processorFully testedSupports DMR, P-25,D-Star and System Onboard LEDs to show status (Tx,Rx,PTT,Mode)Up to 10mW RF SMA antenna connector,Antenna includedMounts cleanly on all current 's including the Pi ZeroThe firmware is pre-loaded and is easily upgraded via software.Open source 3D printable case availableUHF 430-450 MHz,433mhz and 900MHzVHF 144 220 Opera FREQThe upper part is TX,the lower is RX antenna.UHF+VHFSMA,antennaModem select:STM32_HS_GPIOSet TX frequency,RX frequencyTX,RX frequency had better 10M or more apart.SLOT1,SLOT2 support.Color: GreenMaterial: plasticSize: 65*56*19mmPackage Contents:1 * MMDVM duplex HotSPOT Module2 * Antenna2 * SMA socketOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.