Check the listing for details. Linear MDKP Keypad - Linear ACP00878 Exterior Wireless Keypad. Condition: New. Listed at 262.02 USD. Mega Code / Linear MDKP Exterior Wireless Keypad Radio Control Gate Operators Mega Code / Linear MDKP Exterior Wireless Keypad Radio Control Gate OperatorsThe Linear MDKP Exterior Wireless Keypad can transmit a unique signal for each 1-6 digit PIN code entered. It has a built-in radio transmitter with a 250-foot range in line-of-sight conditions. Access codes are programmed into the access controller or receiver, the maximum number of codes possible depends on the receiver model used.To operate the Linear MDKP, a user simply enters a PIN followed by the # key, and the code is transmitted to the receiver for validation. Downlighting can be turned on by pressing the # key twice; it remains on for 30 seconds or until a code is sent. The MDKP can be mounted on either a wall or a gooseneck.Features Internal antenna 1-6 digit PIN for each user Long life lithium battery Rugged cast aluminum housing Built-in downlight Power: 9-volt lithium battery Codes: 1,000,000+ (MegaCode format) RF frequency: 318 MHz Dimensions: 4" W x 7" H x 3" D Order number: ACP00878 Compatible With:AKR-1Exterior Digital Keypad with Radio ReceiverAM-RPRRemote Proximity ReceiverAM-RRRRemote Radio ReceiverMDR1-Channel ReceiverMDR-22-Channel ReceiverMDRG1-Channel Gate ReceiverSMDRG1-Channel Gate ReceiverWORWiegand Output Receiver Payments & Returns Policy