The TS-1580 from Telewave is a Cross Band Couplers with Frequency 132 to 902 MHz, Frequency Band1 132 to 174 MHz, Frequency Band2 806 to 902 MHz, Insertion Loss Band1 0.2 dB, Insertion Loss Band2 0.2 dB. Tags: Module with Connector. More details for TS-1580 can be seen below.