Duplex MMDVM hotspot board x1. -Supports DMR, P-25, D-Star and System Fusion. WIDELY COMPATIBLE: Supports DMR, P-25, D-Star and System Fusion. Choose My hotspots and the dmr id. Radio Frequency : in duplex mode,support uhf 430-440MHZ, in simplex mode support both uhf 430-440MHz and vhf 140-150MHz.
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