The Akuvox R25K is a SIP video door phone that pairs a 4MP ultra wide-angle camera with a backlit numeric keypad and built-in RF card reader. Visitors can be verified by video and voice, and doors unlocked by PIN, EM/Mifare card, NFC, or remotely — with an IP65 aluminum front panel built for the outdoors, powered by PoE. R25K — Standard version · flush or surface mount Supports cloud video recording. View detailed product information → Compare all Akuvox door phones →