HOME
PRODUCTS
Receivers
Transmitters
Accessories
SOLUTION
Solutions
Projects
SUPPORT
FAQ
Download
ABOUT
Profile
News
Contact
Sign in
English
English
Español
简体中文
Mail
CallingSYS
HOME
PRODUCTS
DOWNLOAD
ABOUT
CONTACT
3-button waterproof wireless calling button
Model: YK500-3N
waterproof
Technical data
Description