Indoor TV Amplifier with Single Output Such a simple and neat solution to boosting your TV antenna signals. The unit simply plugs into a mains outlet, and boosts your TV antenna signals through the F-type input and output sockets. There is also a mains output socket on the front so that you dont lose any power points behind your TV unit. Up to 20dB of amplification is provided, with a variable gain control. Specifications Length : 96mm Width : 60mm Depth : 40mm Packaged Volume : 0.65l Packaged Weight : 0.18kg Packaged Length : 14.8cm Packaged Width : 6.7cm Packaged Height : 6.6cm Usage Location : Indoor Amplifier Type : Indoor Booster Number of Inputs : 1 ports Input Connection : F Type Number of Outputs : 1 ports Output Connection : F Type UHF Gain : 20dB UHF Frequency Range : 46MHz, 860MHz UHF Gain Control : 10dB VHF Gain Control : 15dB UHF Noise Figure : 3.5dB