ABB M20321 Video single-family home kit, 4.3'' color video hands-free indoor station

ABB M20321 – Video Single-Family Home Kit

ABB M20321 is a smart video doorbell kit for single-family homes, equipped with a 4.3-inch color indoor display, hands-free calling support, and a sharp outdoor camera. The product uses ABB-Welcome's 2-wire transmission technology, providing quick installation, stable operation, and safety for users.

The indoor station has an intuitive interface, supports monitoring visitors to the door, 2-way conversation, remote door lock control, and easy volume and brightness adjustment. The device is suitable for the security and convenience needs of modern families.

Outstanding features:

• 4.3" color screen with modern, slim design
• Convenient hands-free conversation, no need to pick up the receiver
• 2-way audio and video communication
• Integrated remote door unlock button
• Call bell and backlight on outdoor door station
• Simple 2-wire bus connection, saving installation costs
• Compatible with ABB-Welcome devices and ecosystems
• Suitable for single-family homes, villas, townhouses

Technical specifications

• Indoor screen type: 4.3 inch color, no handle
• Talkback: 2-way, hands-free
• Connection: ABB 2-wire bus transmission system
• Operating voltage: 20–30VDC
• Package size: 12.4 x 7.24 x 11.61 inches
• Protection (outdoor station): IP54 / IK07