WIRELESS DOOR BELL

Product Overview

Description

wireless doorbell
YL-860WL

433.92MHz frequency
50-80 meter distance
digital coded

and we use high quality wireless transmittor IC and receiver IC.
the frequensy is very stable.
only less than 1% products will be out of function. 

transmittor: 3 pcs AAA button battery
receiver: 2 pcs AA battery


we make many items wireless doorbell.

item no	YL-850WL	YL-851WL	YL-852WL	YL-860WL	YL-870WL	YL-871WL	YL-872WL
super IC	Y	Y	Y	Y	Y	Y	Y
DIGITAL	Y	Y	Y	Y	Y	Y	Y

and we also make alarms,night lights,microphones,mosquito killers.....
folllows are our new catalog.