Winegard AP-8700 UHF/VHF Off-Air Antenna Pre-Amplifier Features 75 ohm input for convenience and easier installation with a Universal housing that can be used with any off-air TV antenna. Made of high impact ABS material, mast mounted for easy installation. Flexible polyethylene boot covers 75 ohm Connections (Does not include F-connectors). Selectable FM trap reduces FM signals (88-108 MHz) -15 dB to prevent overload, tunable FM trap reduces a 3 MHz band width by -12 dB. Both adjustable — switchable without opening the housing. Transistor burn-out virtually eliminated with specialized circuitry featuring fast recovery diode that protects against lightning-caused pulses. Operating temperatures -40° to +140° F. 117 VAC UL and CSA approved power supply is included. Zinc-plated steel hardware included. DO NOT use this Model when ANY Station is present within 25 miles.