Component-specific filtering and surge protection provide unrivaled defense against power problems. The APC A/V 9-Outlet G-Type 15 Amp Power Conditioner protects high-performance audio and video equipment against surges, spikes and even lightning. Isolated noise filter banks can improve sound and video quality by eliminating harmful electrical noise interference. It also reduces power consumption by disconnecting utility power to devices that are not in use. With the G Type Power Filter, you can rest assured that your home audio-video system is protected and will give you the best performance your system can provide.