A/V Surge Protector RJ11 Coax 8 Outlet 10ft Cord 3240 Joule. Tripp Lite?s AV810 Gold Series Audio Video Surge / Spike 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. Heavy grade AC surge suppression shields connected equipment from damage and performance problems due to the heaviest transient surges. 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. $250,000 Ultimate Lifetime Insurance (USA & Canada only).