SMK-V Is an outdoor IP65-rated vandal-resistant metallic RFID reader with a back-lit keypad. SMK-V has a built-in 12V relay contact which can be connected directly to either an electric strike or magnetic door lock.For the highest level of security and programming flexibility, SMK-V also has a built-in Wiegand-Out port which can be connected to most any access control panel (including ZKAccess C3 and InBio door controllers).SMK-V comes standard with a built-in ZKAccess 125 KHz 26-bit RFID card reader. Mifare card reader option available.