The AT-DC-10M10F from AT Microwave is a DC Block with Frequency 30 KHz to 110 GHz, Insertion Loss 1.5 to 3.5 dB, Breakdown Voltage 6.5 V, Power Rating 23 dBm, Return Loss 8 to 10 dB. Tags: Module with Connectors. More details for AT-DC-10M10F can be seen below.