Wireless Intercom Extension and Multi Channel Phone System - 1000m Long Range Wireless Communication Device with 999 Channel Capacity and External Rotatable Antenna for Hotels and

Item Type: Wireless Intercom ExtensionMaterial: ABSBattery: Built in lithium battery 3.7V 2000mAh. Application: Widely used in hotels, factory communications, home communications, offices, etc. Working Temperature: -10℃ ~ 55℃Transmission Distance: Approx. 1000m / 3280.84ft in open area, 40 ~ 100m / 131.23 ~ 328.08ft with wall, for 1-9 floor. Working Power: 0.5WOperating Frequency: 410MHz - 460MHzPackage List：1 xWireless Intercom Extension1 x User Manual1 x USB Cable

• System Capacity: Configure up to 999 hosts or extensions within a single network for multi point communication. Supports one touch calling for direct host contact.
• Transmission Distance: Operates with a communication range up to 1000 meters in open areas and 40 to 100 meters through walls. Provides coverage for buildings from 1 to 9 floors.
• Signal Stability: Equipped with an external rotatable antenna to maintain signal integrity and reduce interference. Includes intelligent networking with a three step setup process.
• Interface Options: Features integrated ports for earphone connectivity to facilitate hands free operation. Supports connection to external audio equipment for larger sound output requirements.
• Professional Application: Designed for use in hotels and multi level facilities requiring wireless communication between multiple extensions. Offers clear audio reception in various environment layouts.