Improves picture & sound quality from high end AV & hifi equipment Cleans filters & removes noise from the mains supply Protects computers audio visual devices monitors printers modems telephones & more against damaging surge spikes Circuit breaker with reset button Illuminated Onoff rocker switch Telephonemodemfax ASDL sockets TVHome cinema AV sockets Surge active LED Fire resistant case This product is designed to protect your electronic equipment from power surges & spikes which can cause damage over time. The built-in EMIRFI noise filter eliminates harmful electromagnetic & radio frequency interference that can affect high tech electronic devices to improve picture & sound quality sound from your equipment. The built-in circuit breaker interrupts the power should one or more of the power sockets be overloaded. The red surge active LED indicates the sockets are connected to the mains & are surge protected. The green LED indicates the unit is grounded & the wiring is correct. Specifications Energy dissipation 1680 Joules maximum Incoming lines protected All LN LG& NGMaximum peak current 54000 A Maximum peak voltage 6500 V Response time 1ns Rating 230V 50 Hz 13A for all connected appliances EMIRFI filter 100k Hz to 30 M Hz Circuit breaker 13 A Attenuation Up to 80db