Wireless Intercom Doorbell System Full Duplex Communication 500m 1640ft Long Range Rechargeable Home Security Doorbell

Feature: 1. Long Range Communication: The Wireless Intercom Doorbell Set allows for a transmission distance of up to 500 m 1640 ft in open areas and 20 50 m 66 164 ft through walls, providing strong practicality for your home communication needs. 2. Two Way Talk Functionality: With the Two Way Talk Doorbell Kit, you can enjoy seamless conversations without needing to press any buttons; simply answer to start chatting freely. 3. Extended Battery Life: This Intercom Doorbell for Home features a built in 1000mAh rechargeable battery, ensuring long lasting usage without the hassle of frequent recharging. 4. Easy Installation: The Doorbell Kit is designed for easy setup, allowing you to effortlessly install it at your preferred location without any complicated wiring. 5. Versatile Use: For various settings, the Wireless Intercom Doorbell enhances your home security and convenience, making it an essential addition to any household. Specification: Battery Capacity: 1000mAh Battery x 2 (Built in) Working Temperature: 20 degrees C to 55 degrees C Wireless Distance: Without any obstacles 500 m 1640 ft, with obstacles 20 50 m 66 164 ft Wireless Frequency: 430MHz 490MHz Working Time: Approx. 30 days Ringtone: 3 tunes Size: Approx. 12 * 6 * 2 4.7 * 2.4 * 0.8 inch. Package List: 1 x Charging Dock 1 x Screwdriver 1 x Instruction Manual 1 x Call Unit 1 x Call Unit with Doorbell Cover 1 x Data Cable 1 x Double sided Adhesive Tape