1.1 Model composition
Model composition
Main Monitor Station
*1
(Main monitor
*2
)
Wireless monitor station
(Sub monitor
*2
)
Door Station
(Doorphone
*2
)
VL-SWD275 VL-MWD275 VL-WD619 VL-V524
VL-MWD275 VL-MWD275 - -
*1 Can be configured to be used as an extension monitor.
*2
Product names used in this document.
Note:
R Before attempting to connect or operate this product, please read the nameplate on the bottom or rear of the
product.
1.2 Accessory information
1.2.1 Supplied accessories
For the sub monitor
Accessory
item
AC adaptor/
PNLV226
Rechargeable
batteries
Charger
Quantity 1 2 1
Note:
R Accessories for installing the main monitor and the doorphone are described in the supplied 
Installation Guide.
R You will need the following additional items (locally procured) to install the charger on the wall.
– Screws ´ 2:
Prepare the screws according to the material, structure, strength and other factors of the mounting area and
the total weight of objects to be mounted.
3
1. . Introduction
1. Introduction