The Dual band 2100/2600 GHz from Tamagawa Electronics Vietnam is a RF Duplexer with Frequency 1.92 to 2.69 GHz, Band 1 1920 to 2170 MHz, Band 2 2500 to 2690 MHz, Power 200 W, Insertion Loss 0.4 dB. Tags: Module with Connectors. More details for Dual band 2100/2600 GHz can be seen below.