The DDP0810R455-465P005-005 from Zhejiang Jiakang Electronics is a RF Duplexer with Frequency 452.5 to 457.5 MHz / 462.5 to 467.5 MHz, Band 1 452.5 to 457.5 MHz, Band 2 462.5 to 467.5 MHz, Power 10 W, Insertion Loss 3.5 dB. Tags: PCB. More details for DDP0810R455-465P005-005 can be seen below.