DX Antenna CS/BS-IF/UHF/FM Booster Model Number: SHUF12 I accidentally bought this and have been storing it in a warehouse. Please refrain from purchasing if you are sensitive to such matters. Compatible with 4K8K satellite broadcasting (3224MHz) This booster amplifies CS/BS-IF, UHF, and FM/V-Low signals. 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. Also supports the FM extended band. This product has a high-shielding structure that is resistant to and less likely to be affected by radio waves such as Wi-Fi and mobile phones. It has improved lightning resistance. Input/output terminals and power supply terminal JEC: ±25KV (1.2/50μs). Amplification band: FM/V-Low 30dB, UHF 40dB, BS/CS 35/45dB. BL Excellent Housing Component Certified Product. [SH・UF-1]. For indoor use. Improved gain stability! Prevents gain fluctuations due to temperature differences in summer and winter. Eliminates the need to visit the site repeatedly for readjustment after installation, reducing support costs.