The EDX-164.5-172.6-8.1-200 from Excelwave is a RF Duplexer with Frequency 163.53 to 173.63 MHz, Band 1 163.53 to 165.532 MHz, Band 2 171.63 to 173.63 MHz, Power 200 W, Insertion Loss 1.5 dB. Tags: Module with Connectors. More details for EDX-164.5-172.6-8.1-200 can be seen below.