Enhance your home or business security with this advanced Wireless Intercom Doorbell, designed for long-range communication and easy installation. With a tested transmission distance of up to 1000m (3280ft) in open space, it offers reliable connectivity across multi-story buildings, making it ideal for large homes, hotels, villas, factories, and hospitals. Featuring rechargeable batteries and weather-resistant construction, this intercom doorbell system delivers convenience, durability, and clear communication wherever you need it. Key Features: · Long Communication Range: Enjoy a tested communication range of up to 1000m (3280ft) in open space, ensuring clear intercom functionality from the 1st to the 8th floor or across large properties. · Wireless and Easy Installation: No wiring or internet connection required, allowing quick setup with a slim 18mm thickness design that fits comfortably in hand. The high gloss UV surface adds durability and a premium finish. · Customizable Ringtones and Volume Control: Choose from 38 different ringtone options to customize your alerts. 3-level volume adjustment is available for both ringtone and call volume, ensuring you never miss a visitor’s call. · Long Battery Life with Rechargeable Batteries: Both outdoor and indoor units are powered by built-in 1800mAh rechargeable batteries. The outdoor unit can operate for up to 8 months on a single charge (typical use), while the indoor unit lasts about 3 days and can be continuously charged on its charging base. Easily communicate between two indoor units with simple button controls. · Weather Resistant Outdoor Unit: The outdoor unit features an IP54 water resistance rating and includes a protective rain cover, making it suitable for outdoor installation and all-weather use. The indoor unit is designed for indoor use only and is not water resistant. · Convenient Status Indicators: Equipped with intercom light and battery light indicators, providing clear and easy operation feedback at a glance. Specifications: · Power Supply: Rechargeable battery (3.7V/1800mAh) · Working Temperature: -20°C to 55°C · Transmission Distance: Approximately 1000m/3280ft open space; 20-50m/66-164ft through partition walls · Working Frequency: B-gear 462MHz, A-gear 434MHz · Charging Time: About 5 hours for full charge · Ringtones: 38 selectable music ringtones · Volume Levels: 3-level adjustment for ringtone and call sound · Outdoor Unit Water Resistance: IP54 with rain cover · Indoor Unit Water Resistance: None · Product Color: White · Package Includes: 1 Outdoor Unit, 1 Indoor Unit Dimensions: · Outdoor Unit: 116 x 56 x 18mm (4.6 x 2.2 x 0.8 inches) · Water Resistant Cover: 121.5 x 61.5 x 31.3mm (4.8 x 2.4 x 1.3 inches) · Charging Dock: 70 x 56 x 29mm (2.8 x 2.2 x 1.1 inches) This wireless intercom doorbell system combines long range, customizable features, and durable weather-resistant design to provide a secure and convenient communication solution for your property. Whether used in a residential or commercial setting, it offers reliability, ease of use, and excellent battery performance for day-to-day security needs.