Clear and Adjustable Sound: This wireless intercom doorbell features a large, adjustable speaker that delivers clear sound quality. It can also function as a walkie-talkie, allowing for seamless communication with visitors at your door. Extensive Signal Range: Enjoy strong and stable signal transmission throughout your home, with coverage up to 200 meters (656 feet) without obstacles. This makes it convenient to respond to visitors from any room in your house, enhancing your home security system's effectiveness. Energy Efficient: Designed with low power consumption in mind, the outdoor doorbell boasts a standby time of up to 4 months. This ensures long-lasting performance and reduces the need for frequent battery changes, adding to its convenience and reliability. Easy Battery Management: The outdoor bell operates on 4 alkaline batteries (not included), which are simple to replace. The indoor bell is powered by a built-in lithium-ion rechargeable battery, ensuring continuous operation without hassle. Simple Installation: Installing the doorbell is quick and easy. It can be attached to your wall using the included sticker, making setup a breeze without the need for complicated tools or professional assistance. Sleek and Stylish Design: With its compact size and beautiful appearance, this wireless door chime adds a touch of high fashion to your home. Its modern design ensures it blends seamlessly with any home decor, providing both functionality and aesthetic appeal. Upgrade your home security system with this versatile and efficient wireless doorbell. Its combination of clear audio, extensive range, energy efficiency, and stylish design makes it an ideal choice for enhancing the safety and convenience of your home.