1. Design The Video Doorbell features a robust construction made from plastic, ensuring in various weather conditions. 2. Compact Specification Size: Measuring at 135mm*70.4mm*34.4mm, this Video Doorbell is designed to fit seamlessly into any entrance, providing both functionality and aesthetic appeal. 3. Advanced Access Control: Equipped with an inductive card access control system, the Video Doorbell enhances your security measures while offering convenient entry options for authorized users. 4. High-Performance Viewing Angle With a horizontal viewing angle of 107°, vertical angle of 61°, and diagonal angle of 122°, this doorbell provides a comprehensive view of your entrance, ensuring no one goes unnoticed. 5. Hands-Free Communication: Enjoy seamless interaction with visitors using the hands-free answering mode, paired with a CMOS camera sensor. This wired connection ensures reliability with a power consumption of just 6W., Manufacturer: HVSYVVSRL