The DDP0810R900-945P030-030 from Zhejiang Jiakang Electronics is a RF Duplexer with Frequency 885 to 915 MHz / 930 to 960 MHz, Band 1 885 to 915 MHz, Band 2 930 to 960 MHz, Power 10 W, Insertion Loss 3 dB. Tags: PCB. More details for DDP0810R900-945P030-030 can be seen below.