M4320-PRO Features at a Glance. Power Management with Control System Interactive Functionality. 8 Individually Controllable Rear Panel Outlets. RS-232 Card (Included, not installed). Linear Filtration with 3 Isolated LiFT Filter Banks, 76db (5 kHz - 250 kHz), 46 db (250 kHz - 1 MHz). One Isolated Filter Bank for High Current Devices, 60db (5 kHz - 450 kHz), 46 db (450 kHz - 1 MHz). Power Cord - 20A plug. This item is in the category "Home & Garden\Home Improvement\Electrical Supplies\Power Strips, Extension Cords & Adapters\Power Strips & Surge Protectors". The seller is "adshassolutionsllc" and is located in this country: US. This item can be shipped to United States.