[Operation Confirmed] This is a booster that amplifies CS/BS-IF and CATV signals, supporting 4K8K satellite broadcasts (3224MHz) and CATV (962MHz) in both directions. It is used to strengthen radio waves when the TV signal is weak or when it is necessary to send the TV signal to multiple TVs. This product has a high-shielding structure that is resistant to and does not easily affect radio waves such as Wi-Fi, mobile phones, professional radio, and amateur radio. It uses a die-cast chassis for high heat dissipation. Amplification Bandwidth/Gain: CATV Uplink 36dB, CATV Downlink 42dB, BS/CS 38/48dB. Management 33221760-54003