The RFDU978M1060 from RF-Lambda is a RF Duplexer with Frequency 977 MHz to 1.105 GHz, Band 1 977 to 979 MHz, Band 2 1.015 to 1.105 GHz, Power 130 W, Insertion Loss 0.5 dB. Tags: Module with Connectors. More details for RFDU978M1060 can be seen below.