The EDPR-160-174-120-22 from Excelwave is a RF Duplexer with Frequency 160 to 174 MHz, Power 120 W, Insertion Loss 0.8 to 1 dB, Isolation 75 dB, Operating temperature -30 to 60 Degree C. Tags: Rack Mount. More details for EDPR-160-174-120-22 can be seen below.