Panamax M4LT-EX 4-Outlet MAX 4 EX Surge Protector with 1 LAN and 1 DSL Protection: * 1650 joules * Separate LAN and DSL modem protection * Transformer-spaced conditioned and surge-protected outlets * Enhanced RFI/EMI noise filtration and patented over/undervoltage protection circuitry * Protect or disconnect voltage monitoring circuitry * Accepts add-on signal line modules to accommodate system expansion * 8" power cord with 45-degree flat-profile plug