This Gold AV810 8-Outlets Premium Surge Suppressor provides high performance protection (3240 joules) stopping damaging surges and filtering disruptive EMI/RFI line noise so components perform at their peak! You can see and hear the difference: sharper, crisper video; deeper, fuller audio and longer component life spans. Two pairs of HD 2.2 Ghz coax line suppression jacks protect any two type F coax lines for cable-TV, satellite, broadcast antenna or cable modems. 1 set of RJ11 jacks offers surge suppression for pay-per-view HD satellite systems, dial-up and DSL modems. The AV810 offers 8 total outlets, 10-foot cord with space-saving angled plug and diagnostic LEDs with audible alarm to warn of wiring problems and suppressor damage. Integrated child-safety outlet covers safely seal off unused outlets. Black high impact plastic housing with keyhole mounting tabs and 3 designated transformer plug outlets offers convenient protection of Audio Video systems.