White audio door phone system

Color	White
Audio Input	4bell yes
Connectable Devices	Lock
Display Type	audio
Usage/Application	Home
Brand	Ditsvision
Model Name/Number	DV-OB4
Access Control Parameter	yes
Voltage	24volts
Warranty	2years
Talk Time Delay	Realtime
Working Temperature Humidity	0-55 Degree Celcius
Mounting Type	wall mount
IP Rate	IP66
Voice Changer	no
Is It Waterproof	Waterproof
Sound	10db
I Deal In	New Only
Type	audio door phone
Frequency	50/60Hz
Automation Grade	Semi-automatic
Country of Origin	Made in India

Audio Door Phone system outer panel 4bell
with two way audio
connect with adps
support electric locks...