dual band two way radio long range TOT, PC programmable Vox, wire cloing Warranty: 1 ... : KP-558UV dual band two way radio, dual band walkie talkie, dual band transceiver, dual band interphone, dual band handheld ... 96Channel Spacing12.5/25 kHzFrequency Stabilization±2.5ppmOperating Temperature Range-20°C~+55°CVoltage7.5vBattery1600mAh Li-ionDimensions(H*W ... 558UV VOX TOT dual band two way radio long range