AZSPDVR16 DVR Video Surge Protector BNC Connector. BNC male to BNC female, Hi Frequency for both CCTV and CATV use. Surge Protection Attack Time: 1 ns. Maximum Surge Current:4 KV. Surge Life:300 surges of 100Amps. Normal Resistance Across Coax: 10,000 M?. Surge Resistance Approx: 0? BAND PASS: 0~1 GHZ. Power Passing Capability 130V AC/DC, 65 Vrms at 10Amps.