NOTE: Connect the Power of USB, if RF board’s led did not Flash ALL ON, only PWR LED ON, disconnect the Power and Connect Again Until All LED Flash. (Try less than 5 times will work). Any other problem just Press WPS key to factory reset. Power Saving and Safe: USB powered, low energy consumption, 10mW RF output. Free micro USB charging cable included, charged with power bank or connect to laptop or computer. The Hotspot will also work mobile in your vehicle if you tether it to your mobile phone network. Easy to Use: Very easy to use, works without a computer. No additional hardware required, works out of the box. All accessories included. Web interface for configuration and monitoring. Runs fully embedded software, running on an openwrt operating system. No TF card, bulky Windows software or failing SD cards. Widely Compatible: Supports DMR (Brandmeister), D-Star , System Fusion (FCS, YSFReflector), P25 , NXDN ,Pocsage networks. Latest Feature: TF is not required for this hotspot, the main board is the latest design by our team -- jumbospot. Power up boot time: under 30s; Runs without an SD card; USB/WEB update Firmware; USB Console Function; Simple Setting Page; Simple Log View Function; System Firmware Size: Max 32M; Running Current: Under 300ma @5V; Factory Reset WPS button.