Sport Megaphone , Function:Talk/Siren (Music), Size:158*250MM,Power:10W RMS ,Certificate:CE ,ROSH Sport Megaphone1)Product Name: Sport Megaphone2)Dimensions: diameter 158 x length 250MM3)Function:Talk,Siren (Music)4)Dry Cell:4*1.5V(size C) DC6V5)Rated Power:10W6)Favorable Range:200M7)Weight:530g8)ABS Housing-Build-in-mic-With Trigger9)Colour: as per customer's need10)Application: For indoor/ ...