"B" Stock ELAC Protek PR-71S-B 8 Outlet Component Surge Protector with USB

"B" Stock Advanced power protection and filtration Surge Protection Power surges can originate both inside and outside the home.  When your home loses power or the power company performs a grid switch a surge of power can enter your home. When higher power devices, such as an air conditioner, hair dryer, or electric oven are turned on and off can also cause a spike of voltage throughout your homes electrical system. The PR-71S offers up to 2160 Joules of surge protection and reacts to surges in 1 nanosecond. EMI / RFI Noise Filtration AC power from your power company can become noisy  on its way to your home and ultimately to your equipment. Static electricity, certain appliances  in your home can all introduce noise into your homes electricity. All 6 outlets of the PR-71S offer noise reduction (Up to 58dB) providing Dual USB Charging Ports Delivering up to 2.4 amps, the PR-71S not only protects your sensitive electronics from AC surges but also offers the convenience of USB charging.