Telescopic Antenna - TOOGOO(R) 360&iexcl;&atilde; Stretch Telescopic TV Antenna Q9 BNC Connector Aerial FM Radio Scanner Scope: Great for your damaged TV antenna or FM radio antenna, electric toy, remote control, VCD, and other communications antenna and other electronics products. Applicable effect: Enhanced intercom receiver sensitivity, increased the range of walkie exhaled. Effectively increase the intercom call effect, increase in calling distance, lets calls more clearly, calls farther distance!