The CO-FS20-ON300C(I) from Comba Telecom is a RF Tapper with Frequency 340 MHz to 5.85 GHz, Coupling 20 dB, Insertion Loss 0.2 dB, Average power 300 W, Temperature -35 to 85 Degree C. Tags: Module with Connectors. More details for CO-FS20-ON300C(I) can be seen below.