Wireless Voice Intercom Doorbell 410 To 490MHz IP54 Waterproof 1000m Distance Ho

Feature: \n 1. [Wireless Intercom System] This doorbell system kit includes 3 units, 2 outdoor units and 1 indoor unit, allowing for seamless switching between ringtone call and intercom modes.\n2. [User Friendly Design] The intercom unit features indicator lights for intercom and power, providing users with clear visual cues for easy operation.\n3. [Long Range] With a transfer range of up to 1000 meters in open area and 20 to 50 meters through wall, this wireless intercom system offers practicality and convenience.\n4. [Adjustable Settings] The portable intercom system comes with 2 channels (A and B) and 3 volume levels, allowing users to customize settings to suit their preferences.\n5. [Versatile Application] This doorbell intercom system with clear sound is suitable for various settings including hospitals, hotels, factories, teahouses, and more. \n\nSpecification: \n\nItem Type: Wireless Voice Intercom Doorbell\nMaterial: ABS\nWaterproof Rating: IP54\nBattery: \nIndoor Unit: Rec: