Dual-way Voice Intercom Long-range Wireless Waterproof Doorbell System Audio. Introducing the New Wireless Intercom System – a Versatile and Innovative Solution for Seamless Communication. Designed for Both Residential and Office Environments, This 2-way Voice Intercom System Offers Exceptional Functionality with Its User-friendly Features. Product Description Experience Clear and Reliable Communication with the New Wireless Intercom System. This Set Includes Two Doorbell Units That Effortlessly Switch Between Ringtone Calls and Intercom Mode, Allowing for Convenient Two-way Conversations Without the Need to Shout. The System Boasts an Impressive Transmission Range of Up to 1000 Meters in Open Areas and Can Effectively Penetrate Walls at Distances Between 20 to 50 Meters. Built with User Convenience in Mind, Each Unit is Equipped with Indicator Lights for Both Intercom and Power Functions, Ensuring Clear Visibility and Ease of Use. With a Built-in Large Capacity Rechargeable Lithium Battery and Intelligent Power-saving Technology, You Can Enjoy Extended Battery Life for Uninterrupted Operation. Constructed from Durable ABS Material and Designed to Withstand a Wide Range of Temperatures, This Intercom System is Perfect for Use in Various Settings, Including Homes, Offices, Laboratories, and Medical Facilities. Features - Dual Functionality: Switch Between Ringtone Call and Intercom Mode Effortlessly. - Impressive Range: Communicate over Distances of Up to 1000 Meters in Open Areas and 20-50 Meters Through Walls. - User-Friendly Design: Equipped with Clear Indicator Lights for Intercom and Power Status. - Durable and Long-Lasting: Built with a Large Capacity Rechargeable Battery and Power-saving Chip. - Versatile Application: Suitable for Home, Office, Laboratory, and Medical Environments. - Comprehensive Package: Includes 2 Intercom Units, Bases, USB Cables, and a User Manual. Specifications - Material: ABS - Model: H8 - Battery: Rechargeable Lithium Battery 3.7V 1800mAh - Working Temperature: -20℃ to 55℃ - Operating Frequency: 410M to 490M Effortless to Install and Operate, the New Wireless Intercom System is the Ideal Choice for Anyone Seeking Reliable, Long-range Communication..