The AD1950-2140D269-N is a Cavity Duplexer with N-Type Female connectors and has a bandwidth of 60 MHz. This Cavity duplexer has an isolation of 90 dB and a return loss of 18 dB Min. For more information, click here. Datasheet: 1920-1980/2110-2170 MHz Cavity Duplexer (anatechelectronics.com)