This 4G version megaphone features unlimited communication distance and is compatible with all industrial drone models. It has a max power of 100W, rated power of 60W, and static power consumption of 3W. Operating on DC12-24V with XT60 or XT30 connectors, it supports nationwide public network 2G/3G/4G, delivers sound transmission over 400 meters, weighs 480g, and measures 210*155*110mm for reliable aerial broadcasting.