价格:未填
供应:99999
发货:3天内
消防应急广播主机（消防广播主机、公共广播主机） 1,应急状态，自动停止普通广播，同时启动应急广播 2,应急广播状态可自动播放预设的广播语音信息 3,数字电位器调整无定位，连续可调和预置音量 4,手持传声器：有“讲话”“复位”功能 5,应急广播时能启动30分钟以上的数字录音 6,线路输入、线路输出，可选择切换音源 7,有输出过载、短路、过压保护、过温保护 8,功放输出有监听 9,功率输出：150W/300W/500W 10,尺寸3U FireEmergencyBroadcastHost 1,Inastateofemergency,thesystemcanautomaticallystoptheordinarybroadcast,andstarttheemergencybroadcastatthesametime. 2,Broadcastinginastateofemergency, systemautomaticallytoplaytpre-setvoicemessages. 3,Usingdigitalpotentiometer;thevolumecanbeadjustedcontinuously,andcanbepreset. 4,Hand-heldmicrophone:have“speech”and“reset”Function. 5,Broadcastinginastateofemergency,systemscanstartthan30minutesofdigitalrecording 6,Lineinput;Lineoutput;Canchoosetoswitchsources. 7,Pretectsandgivesanalarmwhenoutputoverload,shortcircuit,overvoltage,overheat. 8,Amplifieroutputwasmonitoring. 9,Poweroutput:150W/300W/500W.