The advanced DoorBird 423869134 IP Video Door Station D2100E is for integration purposes, Engineering Edition, licensed multi-tenant support and driver for hardware extension modules (MTM14E, MTM18A, Keypad with 12 keys, Keypad with 16 keys, Display Module, Info Module), call buttons and hardware extension modules sold separately, 

Includes:

• 1 x Main Electrical Unit
• 1 x Holding Plate for mounting the Main Electrical Unit
• 1 x Power supply unit (mains adaptor) with four country-specific outlet adaptors (110 - 240 V AC to 15 V DC)
• 1x RFID key fob
• 1x Quickstart guide with Digital Passport
• 1x Installation manual
• 1x Small parts\

Dimensions: 7.32 x 2.91 x 1.89 inches (H x W x D) 

NEW IN THE BOX