The DP-R19202060P-T21102170P from AceWavetech is a RF Duplexer with Frequency 2110 to 2170 MHz(TX), 1920 to 2060 MHz(RX), Band 1 2110 to 2170 MHz(TX), Band 2 1920 to 2060 MHz(RX), Power 600 W, Insertion Loss 1.3 dB. More details for DP-R19202060P-T21102170P can be seen below.