Wireless Intercom System with 433MHz Frequency and 1000 Meter Range - Full Duplex Digital Display Communication Unit for Office and Hotel Facilities - 5V 2A Power Input 1 to 1 Set (1 to 3)

Item Type: Wireless IntercomMaterial: ABS Operating Frequency: 433MHzWorking Distance: 1000m/3280.8ft (without any obstacles)Power: 2WVoltage: 5V 2ANetwork Group: A maximum of 999Package List：1 x Host1 x Extension2 x Instruction Manual2 x Data Cableor1 x Host3 x Extension4 x Instruction Manual4 x Data Cable

• Full Duplex Communication: This wireless system provides voice communication without the requirement for physical wiring. It operates with full duplex functionality to allow simultaneous two way speech between units.
• Long Range Transmission: The system utilizes a 433MHz frequency to maintain stable signal transmission across distances of up to 1000 meters. It supports expansion for up to 100 devices without the need for code pairing.
• Interface and Display: A digital screen provides caller identification by displaying the assigned unit number. Users can track communication history and customize call tones and volume levels via the integrated interface.
• Electrical and Calling Specs: The unit is powered by a 5V 2A input and features 1 button calling for instant broadcasting. This allows for immediate communication without waiting or complex setup procedures.
• Professional Environment Use: This communication solution is designed for use in facilities such as offices, hotels, factories, and hospitals. It provides a functional wireless interface to support operations in commercial settings.