ZKTeco VT07-B21A Smart Video Intercom User Manual
Discover the specifications and usage instructions for Smart Video Intercom models VT07-B21A, VT07-B22A, VT07-B23A, and VT10-B21A in this user manual. Learn about features like VOIP, video call, monitoring, and security functions. Operating temperature, storage details, and product details are included for your reference.