Weltron 6 Outlet Black Surge Protector Power Strip, Wall Mount, 750 Joules, Long 20 Foot Cord Cable Electrical Rating: 125V, 60Hz, 15A, 1875W Joules Rating: 750j 20 Foot Cord Cable; Max. Surge Clamping Voltage: 500V Responce Time: Faster Then 1 Nanosecond EMI / RFI noise rejection: up to 20db from 150Khz to 30 Mhz