This Central Amplifier is a powerful indoor Fracarro 235121 with 4 inputs and a self-powered system. It has a grey colour and features an analogue signal for optimal compatibility with antenna products. The amplifier has a gain of 43dB and is suitable for bands III+DAB, IV, V, and UHF. This Fracarro model is designed for use with TV reception and set-top boxes, as well as signal amplifiers and filters. It is made in Tunisia and does not include a battery. The unit of measure is non-applicable and it comes with no insertion bundle. Overall, this amplifier is an excellent choice for enhancing the signal quality of your TV and related products.