Velleman projects MK177 Datasheet - Manual

New
Pro
duc
t inf
o
December 2007
Ding Dong MK177
•
Classic ‘ding dong’-sound.
•
Plays ‘dingdong’-sequence
twice when triggered
•
Early retrigger prevention
•
Attractive, compact design
•
Speaker included
•
On-board pushbutton
•
Input for external pushbutton
•
Low power consumption
( battery not included )
With PIR sensor...
Technical:
8 ohm speaker
Power supply: 9VDC bat.
Current consumption:
Idle: < 1µA
Active: 55mA
Dimensions: 70x97x30mm
IR beam-break
Doorbell
PA system