To MESH the ad-hoc network as the main carrying channel, 3/4 g public support, Wi-Fi, bluetooth and other networks, and support Built-in camera/Law enforcement camera, DMR/PDT of talkback professional ad-hoc network intelligent terminals, such as hd video transmission, packet voice communication as the main application mode, and both remote monitoring (satellite positioning, audio and video acquisition upload) and instruction information interaction, and other functions, in addition, The terminal provides daily essential functions such as making calls and sending short messages, and supports the installation of third-party applications.