F4产品概述　ProductHighlights频率范围Frequency136-150MHz,150-174MHz400-420MHz,450-470MHz信道数量Channels16外形尺寸Dimension（L＊W＊H）115＊55＊36mm发射功率TXPower5W显示屏LCDDispla无NO报警键EmergencyButton无NODTMF信令Signaling无NO军标MIL-STD-810C,D EYES电池容量BatteryCapacity1100mAH F4功能特色　F8keyfeatures调制方式ModulationF3E频率步进值Frequencystep6.25K亚音频CTCSS有YES数字亚音频DCS无NO宽窄带兼容Programmablechannelspace(12.5/25Khz)有YES发射限时Timeouttimer有YES静噪等级Squelchlevel可编程Programmable监听　Monitor有YES提示音　Beeptone有YES繁忙信道锁定Busychannellockout无NO省电功能Battery-save有YES扫描　Scan有YES内置声控Built-inVOX有YES信号强弱显示Signalstrengthindicator无NO电池电量显示Batterycapacityindicator无NO锁键　Keypadlockout无NO手动编程Manualprogramming无NO语音报信道　Oralchannelindicator无NO