The TS-4680 from Telewave is a Cross Band Couplers with Frequency 440 to 870 MHz, Frequency Band1 440 to 470 MHz, Frequency Band2 806 to 870 MHz, Insertion Loss Band1 0.2 dB, Insertion Loss Band2 0.2 dB. Tags: Module with Connector. More details for TS-4680 can be seen below.