Wireless 2 Way Voice Intercom System with 1000 m Range - Hands Free Operation via PTT or Green Key - 18 mm Slim Profile and 1800 mAh Rechargeable Battery - Home Communication (White)

Item Type: 2 Way Voice IntercomBattery: 1 x Polymer lithium battery 3.7V 1800mAhBattery Power Supply: DC5V 1AOperating Temperature: -20℃ to 55℃Transmission Distance: Approx. 1000m / 3280.8ft in open area, 20-100m through wall, 1-8 floorsOperating Frequency: 410-490MHzBattery Life: Approximately 3 days on full chargeCharging Time: Approximately 5 hours to full chargeRingtone: 38 Built in tonesRingtone Volume: 3 Level adjustable(volume button in standby mode)Call Volume: 3 Level adjustable(volume button during call)Product Size: Approx. 116 x 56 x 18mm / 4.57 x 2.2 x 0.71inCharging Dock Size: Approx. 70 x 56 x 29mm / 2.76 x 2.2 x 1.14inPackage List：2 x Indoor Unit2 x Base2 x USB Cable1 x User Manual

• Dual Operation Modes: This voice intercom system supports two independent communication methods including a green key for hands free use or a PTT key for direct speech.
• Long Range Transmission: The wireless equipment provides a transmission distance of up to 1000 meters in open areas and reaches between 20 to 50 meters through interior walls.
• Slim Hardware Design: The device features a 18 mm slim profile with buttons constructed from plastic and silicone finished with a high light process for a technical finish.
• Rechargeable Battery Capacity: Equipped with a 1800 mAh polymer lithium battery, the unit operates for approximately one week on a single charge and includes an intelligent charging stand.
• Versatile System Application: Designed for home environments and elderly assistance, this wireless communication system provides a 2 way voice interface for various indoor scenarios.