DP860 is a professional handheld digital radio based on DPMR technical standards design and manufacture.support digital,analog and mixed-mode provider users transition time and buffer time;millions of 128-bit encryption technology in digital mode which ensures the privacy of communication;digital intelligent signaling and messaging functions,provide a richer management scheduling;shareable DPMR digital analog repeater build system network Provide users with digital analog compatible system devices and optimized coverage solution,with reducing the cost of a wireless communication system construction.