A wideband 470 to 980MHz frequency antenna pair for improving reception quality and range. It is ideal for installations using wireless mics, tour guide systems or in ear monitoring over long distances. Suitable for stand mounting, the antenna may also be suspended from the ceiling or wall mounted. C 8847 includes booster. 10dBi gain with uni-directional design. Powered by 10-15V injection from the receiver unit. BNC connection. Size: 273 x 273 x 26mm.Suitable for both 3/8" and 5/8" threads.