Cyberpower Systems CPSURGE08USB-ANZ, Port-8, Surge Protector, Black, Input Voltage 240, Input Frequency-50, Maximum Input Current-10, Over Current Protection-10, EMI/RFI Filtration 150KHz ~ 100MHz. CyberPower CPSURGE08USB-ANZ is ideal for expensive home theatre system and audio/video devices protections. The MOV technology guards the surge suppressor and connected electronics such as phone, network, and communication equipment against.