The AM5790-5910D1040 from Anatech Electronics is a RF Duplexer with Frequency 5.75 to 5.83 GHz / 5.87 to 5.95 GHz, Band 1 5750 to 5830 MHz, Band 2 5870 to 5950 MHz, Power 3 W, Insertion Loss 3.5 dB. Tags: Surface Mount, Ceramic. More details for AM5790-5910D1040 can be seen below.