The BT0822-DMDF-A90V from MP Device is a Bias Tee with Frequency 800 MHz to 2.2 GHz, Max. Voltage 13 to 29 VDC, Max Current 0.8 A to 1.8 A, Power 250 W, Insertion Loss 0.2 dB. Tags: Module with Connectors. More details for BT0822-DMDF-A90V can be seen below.