Key features

• •Hands-Free Doorbell/Intercom: Visitors press the "transmitter" once to call – just wait for the answer. When someone comes, you'll know who it is without moving, chat hands-free in real time, and never miss a visitor. Our wireless doorbell full-duplex communication, indoors or out. Wireless doorbells for home works not only as a door bell (with transmitter and receiver paired), but also as intercoms(allows multiple receivers to pair and communicate)
• •Long Range Wireless Doorbell: Features a silver brand label and blue button. Confirm sizes before purchase. Install receiver and transmitter at least 8 ft apart; up to 1,000 ft range in open areas,100-150ft through wall (obstacles reduce range). Always ready for any weather and waterproof, can work in the temperature range of -4 °F to 140 °F. Outdoor transmitter includes anti-theft screws, to prevent being taken away by others
• •Low Battery Reminder: If the receiver or transmitter runs low on battery, the receiver will announce "Inside Battery Low" or "Outdoor Battery Low." Doorbell wireless has LED indicator, 4 ringtones, and 8 volume settings. Door bells for homes can also pair with multiple doorbells, so you"ll never miss a visitor
• •Work Out of Box: Pre-paired at the factory. Wireless doorbell intercom fully charge before first use. Receiver charges via power cord or charging base (just set it on the base when not in use). The transmitter charges via power cord. A full charge lasts 10–12 days for the receiver and about 4 months for the transmitter—though actual runtime depends on how often you use the doorbell
• •Versatile Use: These wireless doorbells can pair in multiple groups, working indoors or outdoors. Wireless doorbell systems are great for homes, businesses, assisting seniors or pregnant women, and professional settings like offices, hospitals, and schools