Mohu Jolt 4-Way Distribution TV Antenna Amplifier MH-110610 Mohu Jolt 4-Way Distribution Amplifier allows splitting of the RF signal from powerful amplified HDTV antennas like Mohu's Sky then provides signal to 4 TV receivers providing you a home solution The ergonomically designed Jolt 4-Way amplifier has a compact circuit design with low loss and the highest gain on the market. It can easily manage more than 100' of RF cable loss The 1x4 configuration accommodates most home TV networks and amplifies the signal prior to splitting it preserving the amplitude and quality of the signal to be routed to each television Mohu's Jolt 4-way Amplifier is small and easy to set up and is powered by AC or USB in order to save energy. Amplify: Get More Channels & Higher Picture Quality- 10dB Gain. If not using all 4 of the amplifier's ports to connect a TV close off the unused ports using a resistor or terminator cap.