Wireless Doorbell with 3 Receivers, Long Range IP44 Waterproof Doorbell Kit, 38 Chimes, Adjustable Volume for Home

White Wireless Doorbell Kit Compact wireless doorbell kit with one waterproof transmitter button and three plugin receivers. No wiring required for quick installation and flexible placement. Designed for homes, offices, hotels, and small factories. Key features Long wireless range: up to 300 meters open area for reliable sound across rooms and floors. Actual range depends on environmental factors. Multiple chimes: 38 selectable ringtones to suit different preferences or locations. Adjustable volume: four volume levels including mute, 0 to 85 dB. Receiver remembers selected tone and volume after power outages. Weather resistant transmitter: IP44 rating protects against raindrops for outdoor use. Wide operating temperature: functions from 30C to +65C for varied climates. Simple installation: transmitter is battery powered; receivers plug into standard wall sockets and are compact so they do not block adjacent outlets. Stable signal: operates at 433.92 MHz plus or minus 280 KHz for consistent performance. Specifications Color: White Ringtones: 38 Volume levels: 4 (0 to 85 dB) Working range: 300 meters (open area) Transmitter waterproof rating: IP44 Working temperature: 30C to +65C Working frequency: 433.92 MHz ± 280 KHz Transmitter power: battery operated (battery not included) Transmitter size: 5.1 cm x 6.9 cm (2 inch x 2.7 inch) Receiver size: 6.1 cm x 9.0 cm (2.4 inch x 3.5 inch) Package contents 1 x Transmitter (button) 3 x Receivers (plugin) Important notes Do not mount the transmitter on metal doors, which can weaken the signal. Keep receivers away from appliances that generate strong electromagnetic interference such as televisions, computers, and audio equipment. Signal range and performance will vary depending on building materials and surrounding obstacles. Typical use scenarios Home entry: place the transmitter at the front door and plug receivers in living areas and upstairs bedrooms to ensure you hear visitors from any room. Office or small business: use the transmitter at a reception or back entrance and place receivers in offices and meeting rooms to avoid missed deliveries or visitor arrivals. Hotel or guest facility: install the transmitter at an exterior entrance and use multiple receivers in staff areas to notify personnel across floors. This kit provides a straightforward, nowiring solution for audible visitor alerts with weather resistant outdoor capability and multiple receivers for multiroom coverage.