White. The Amalock DD100 is a mains powered plug in door chime for use with the Amalock DB101 wireless wi-fi video doorbell. It features an LED indicator and the user can choose from 55 ringtones. Please contact the Access Control Department for information on ordering this special order item.. Plug in - mains powered. Easy to use and install. 5 levels of volume control with a maximum volume of 110 decibels. Compatible with Amalock DB101 wireless wi-fi video doorbell.