Door bell switch with "Do not disturb and Clean Room request indicator"

Hotel / Apartment / Office Door Bell 3X3 Touch Technology, Bus Enabled (Bell, DND, Clean, Laundary or Pls Wait)

Intelligent Door Bell With Room/Apt/Office Number Back Lit, Capacitive Touch Technology, Elegant Crystal Glass Finish, Functions: (DND, Clean Room, and Pick Laundry indicators), Online update to house keeping, and Front office. Disable Bell if DND is active. Bus Enabled Network. Screw less Fixing Magnets

Intelligent Door Bell and Access Reader With Room/Apt Number Back Lit, Built in Card Proximity Reader, and Door Release Relay Controller, Magnetic Contact Input for door Status Monitoring, Capacitive Touch Technology, Elegant Crystal Glass Finish, Functions: (DND, Clean Room, and Pick Laundry indicators), Online update to house keeping, and Front office. Disable Bell if DND is active. Bus Enabled

Panic Button Panel