25 W Megaphone with Inbuilt Microphone (HH-03001)

25 W megaphone with inbuilt microphone* output power : 25W* working voltage : DC12V*Battery type : 11.1V4800mAH (built-in lithium battery)* Impedance of horn : 4Ω* effective distance:  the distance of police sound is 500M, megaphone is 200M* working  time: police sound≥3hours  megaphone≥6 hours *charging period: 6~7 hours* size : 240×134×218(mm)/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1