Ezviz DB1 Guide Rapide page 11

5
Fix the mounting plate to the wall.
Mounting Screw
7
If you have a chime installed, follow
Option A Connect doorbell with your existing doorbell wires.
Option B Connect the fuse wire with your existing doorbell wire.
Fixing Screw
Option A; If not, follow
Fixing Screw
U-Shaped Wire
Fuse Wire
6
Remove faceplate on your doorbell from buttom to top.
Option B.
Power Supply: 8 to 24 VAC
6