SURFOU Wireless Doorbell 1300FT Range for Home/House/Office/Business/Classroom, 55 Melodies Waterproof Door Chime Kit with 5 Volume Levels & LED Flash, 1 Push Button & 3 Plug-in Receivers, White
 
Product Features
  

         
1300FT LONG-RANGE COVERAGE FOR LARGE HOMES - Advanced wireless technology extends coverage up to 1300ft in open areas, perfect for large homes, multi-story houses, villas, and offices. Signal penetrates walls and doors effectively so you never miss visitors whether in the backyard, garden, or upstairs bedrooms
         
WEATHERPROOF OUTDOOR BUTTON WITH TEMPERATURE RESISTANCE - The transmitter button withstands harsh weather conditions from -4F to 140F (-20C to 60C). Rain, snow, and extreme heat won't affect performance. Built for year-round outdoor durability on front doors, back doors, garages, and gates
         
55 CUSTOMIZABLE CHIMES WITH SILENT MODE & LED - Choose from 55 different melodies and 5 adjustable volume levels (0dB to 110dB). The silent mode with LED flash indicator is perfect for nurseries, homes with sleeping babies, hearing-impaired individuals, and quiet environments
         
2-MINUTE PLUG-AND-PLAY INSTALLATION - No wiring required. Simply plug receivers into standard outlets and mount the transmitter with included adhesive tape or screws. Pre-paired 1-button and 2-receiver kit works out of the box with no programming needed
         
SMART MEMORY FUNCTION & EXPANDABLE SYSTEM - Remembers last set melody and volume even after power outages. Expandable design allows adding more SURFOU receivers or buttons to cover every entry point