DoorKing manufactures a complete line of vehicular gate operator systems for slide, swing and overhead type gates. Our Maximum Security gate operator product line is ideal for use in security sensitive areas (airports, seaports, military installations, power plants, water treatment plants, etc.) where keeping your perimeter secure is an absolute must. We also manufacture a full line of parking control equipment that includes barrier gate operators, automated traffic control spike systems and stand-alone traffic control spikes in both surface and flush mount configurations. Our full line of IP addressable, internet programmable access control systems includes telephone entry systems for up to 3000 users, single and multi-door card access systems, digital keypad systems and a wide variety of other access control products.