โทรโข่ง Megaphone 35W (Selectable Siren) รายละเอียดทั้งหมด : Main Feature: - 35W Max. output megaphone with a large horn of 300mm and operates by R-14P or "C" batteries. - Operate by 12V DC. through connection to an external power input socket. - Incorporates lock switch for microphone. - Siren functions are available. - Mountable on an optional speaker stand and using with an optional mounting bracket. Specification: Power Requirements MAX 35W Range 0.6~1.8km depending on operating conditions Battery 8×"C" type batteries (not supplied) External Power Source 12V battery or 10 x 13.8V DC Speaker impedance 8 ohms Battery About 7 hours for voice, 2 hours for signal Dimensions (HxWxD) 313mm (dia)×435mm (L)/ 12.3"(dia.)×17.1"(L) Weight Body: 2.5kg (without battery)
