Is a completely self-contained digital hotspot supporting DMR,Dstar,P25 and System Fusion communications.required for operation is a mini usb (android phone's cable)power source and a WiFi based internet connection. Pi-Star Digital Voice Software pre-loaded and easily upgraded via software. Supports PI-STAR's web based digital voice dashboard and configuration tool. Built-in OLED system status display indicating Mode,Talk Group and Call Sign. Built-in LED indicators for status of Power,PTT,COS and Mode. Console port SSH 22 for root level access to the operating system. Quad Core A7 1.2GHz Processor,512mb DDR3 RAM and 8gb TF Card. Pocket size aluminum enclosure. Fully tested. Onboard LEDs to show status (Tx, Rx, PTT, Mode). Up to 10mW RF power. SMA antenna connector, UHF antenna included. Support and tested with PI-STAR UHF 420-450MHz VHF 144-146MHZ Colour:Green Material:ABS Package Contents: 1 * UHF VHF UV MMDVM Hotspot Only the above package content, other products are not included. Note: Light reflection 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.