White label xb 7s megaphone 250mm speak music white label 304237 p this xb 7s megaphone 250mm is a low cost speaker system that can be used to amplify announcements lightweight yet manufactured with robust abs plastic housing the xb 7s megaphone can also playback warning signals or music at meetings demonstrations or sporting events comes supplied with foldaway hand grip and shoulder belt p white label 304237 xb 7s megaphone 250mm