Wireless Voice Doorbell Intercom for Office and Industrial Facilities - Two Way Electronic Communication System with 200 Meter Transmission Range - Security Intercom with 6 Month

Item Type: Smart Wireless Voice DoorbellModel: H6Material: ABSIndoor Unit Power Supply Mode: USB DC 5V 1A power supplyOutdoor Unit Power Supply Mode: 4 x AAA dry batteries(not include)Application: Widely used in home, office, laboratory environment, medical and so onOperating Temperature: -20℃~55℃Transmission Distance: Open: Approx. 200meter / 656.2ft; Partition Wall: Approx. 5 ~ 50meter / 16.4 ~ 164ftOperating Frequency: 467MPackage List：2 x Doorbell2 x Sticker1 x Screwdriver1 x User Manual

• Transmission Range: This wireless system provides signal transmission across distances of up to 200 meters in open environments to ensure reliable alerts for large buildings and outdoor sites.
• Two Way Audio: Integrated intercom functionality enables immediate voice communication and features adjustable speakers that deliver clear sound for use as a mobile walkie talkie system.
• Power Efficiency: The outdoor transmitter unit is engineered for low power consumption with a standby duration of up to six months to reduce maintenance requirements in commercial settings.
• Device Pairing: System uses a learning password protocol to pair a single outdoor bell with multiple indoor receivers while preventing interference with neighboring wireless equipment.
• Installation Procedure: The unit is designed for rapid deployment and can be mounted directly to wall surfaces using adhesive tape for application in warehouses, offices, and medical facilities.