The DDP0810R3410-3510P030-030 from Zhejiang Jiakang Electronics is a RF Duplexer with Frequency 3.395 to 3.425 GHz / 3.495 to 3.525 GHz, Band 1 3.395 to 3.425 GHz, Band 2 3.495 to 3.525 GHz, Power 10 W, Insertion Loss 2.5 dB. Tags: PCB. More details for DDP0810R3410-3510P030-030 can be seen below.