VTech IS7121 Installation Guide

7
To adjust the shooting area, you may either relocate the doorbell
in different height level, or adjust the camera angle (see below).
To adjust the camera angle:
Tilt the lever to adjust the angle of the camera lens. The
camera lens can be adjusted to left, right or down, up to
10 degrees.
After you have tested the reception range and found the
desirable location to install the doorbell, press END on the
handset to end the video streaming and proceed to Step 6.
•
View
Right
Angle
Adjustment
View
Left
CAUTION
View
Right
Angle
Adjustment
View
Left
CAUTION
DOORBELL LOCATION TESTING COMPLETED!
Keep reading for Install the doorbell wall mount
cover and Install the doorbell.

VTech IS7121 Specifications

Frequency and Channels

transmit frequency (handset)	1921.536-1928.448 MHz
transmit frequency (telephone base)	1921.536-1928.448 MHz
transmit frequency (doorbell)	1921.536-1928.448 MHz
channels	5

Display

LCD resolution	128 (RGB) x 160 DOTS
LCD size	1.77 inches
LCD type	TFT PANEL

Power Requirements

handset battery	2.4V Ni-MH battery
doorbell battery	Two 2A batteries
base unit power adapter input	100-120V AC 50/60Hz
base unit power adapter output	6V DC @ 400mA
doorbell unit power adapter input	100-240V AC 50/60Hz
doorbell unit power adapter output	6V DC @ 600mA
charger unit power adapter input	117V AC 50/60Hz
charger unit power adapter output	6V AC @ 300mA

Memory

directory memory locations	50
directory memory digits	up to 30 digits
directory memory characters	15 characters
caller ID log memory locations	50
caller ID log memory digits	up to 24 digits
caller ID log memory characters	15 characters