PROTECT ANY ELECTRONIC DEVICE FROM POWER SURGES & SPIKES: Surge Protector with seven outlets and built in RJ11 jacks protects your PC, personal computer, laptop, printer, scanner, router, phone, fax, modem, television, cable, satellite equipment, lamp or any other home/office electronics from dangerous power surges, spikes & line noise. POWERFUL AC LINE SURGE SUPPRESSION AND TELEPHONE LINE PROTECTION: This surge suppressor offers complete AC protection with seven total NEMA 5-15R outlets and includes one set of RJ11 telephone line suppression jacks protect dialup and DSL modem lines, fax machines, cordless phones and more (6-ft. telephone cord included). SAFETY FIRST! 2520 HIGH JOULE-RATING - CONFORMS TO UL 1449 SAFETY STANDARDS: Built-in power switch and 15 amp circuit breaker offers power control and overload protection over all outlets. Diagnostic LEDs confirm outlet grounding and surge suppression status. Heavy grade AC suppression rated at 2520 joules shields equipment from surges and line noise. Conforms to current UL 1449 3rd Edition safety standards.