Akuvox R29 is the world’s first Android-based video door phone with built-in offline face recognition, featuring a 7-inch touchscreen and modern access control capabilities. Designed for upscale residential buildings, office complexes, and multi-dwelling units, the R29 combines elegant aesthetics with cutting-edge security. It supports fast and reliable facial recognition processed locally on the device, ensuring user privacy and reducing latency. The R29 series comes in multiple variants to fit different project needs: the standard model (R29S), a dual-camera version with Bluetooth (R29C), a temperature-checking model (R29C‑B), an LTE-enabled version (R29C‑L), and one with a fingerprint reader (R29C‑T). This flexibility allows seamless adaptation to a wide range of environments and security requirements. As a SIP-based video intercom, the R29 enables high-quality video and audio communication and keypad-based access control. It supports PoE or 12 V DC power input and offers both surface and flush mounting options, making it a versatile solution for modern access control systems.