Wireless Intercoms For Hotel Wireless Intercom System For Hotel Home Security Systems House Intercom

Specification: Item Type: Wireless Intercom Extension Material: ABS Battery: Built-in 3.7V 2000mAh lithium battery. Application: Widely used in hotels, factory communications, home communications, offices, etc. Operating temperature: -10 ? ~ 55 ? Transmission distance: Approx. 1000m/3280.84ft in open area, 40~100m/131.23~328.08ft with wall, for 1-9 floors. Working power: 0.5W Operating frequency: 410MHz - 460MHz How to use: 1. First define the host identification number and extension. 2. Set the same channel for the host and the extension. 3. Set the same password for the host and the extension. Package List: 1 x Wireless Intercom Extension 1 x User Manual 1 x USB Cable