Adjust the CTCSS by software.Adjust the power by software.50 CTCSS and 107 DCS128 channelsSmall and Compact Size: 98x53x30mmOutput power 4-5WWide 25khz and Narrow 12.5khz bandBattery low power alertInput frequency directly by keypadMemory Channel(MR) and frequency(VFO) mode switchableAuto power-off timer (1-15H)8 groups of Scrambler (option)Channel bank storeBattery save functionBusy channel lockoutReal-time DC voltage displayFM radio receiver built-inBacklight working time controlKeypad lock/PTT lock/All keys lockOpen message editAlpha-Numeric channel nameRepeater offsetOpen password protectionEnd rogerScan modes selectable(TO/CO)Side tone eliminated (STE)TX inhibit capabilityTime out timerPart reset/All reset/Factory default resetVOX/VOX delay time/VOX sensitivity level adjustable5 tone selective call (Option)(CCIR1,2/ZVEI1,2,3/EEA/EIA etc)8 groups scrambler (Option)136-174/400-470/465-520 普星其他型号的对讲机