Wireless Intercom System for Home Security - 1500 Meters Range

Spec: Wireless Intercom Doorbell Material: ABS Battery: Inner Rechargeable Lithium Battery: 3.7V 2000mAh (with built-in battery) External Rechargeable Lithium Battery: 3.7V 2000mAh (with built-in battery) Use: Widely used in home, office, laboratory environment, etc., medical Working Temperature: -20℃-55℃ Distance: 1000m in the open, 20-50m across the wall Operating Frequency: 410M-490M How to Use: Installed and turn on and use Package List: 2 x Inner Doorbell, 1 x Outer Doorbell, 2 x Charger, 2 x USB Cable, 1 x Power Cable, 1 x Screwdriver, 1 x Instruction

Wireless Intercom Doorbell This doorbell allows for remote operation at a long distance of about 1500 meters, without the need for a network or wiring. It can be turned on and used easily.

Various Functions Equipped with internal waterproof design and a large capacity battery, this intercom offers two charging methods for convenience.

Indicator Light The doorbell provides a good tactile feel of the keys, with an intercom light and power light display for user convenience.

Large Battery Capacity Featuring an intelligent power-saving chip, the doorbell can be used for more than half a year under normal circumstances after a full charge.

Multiple Modes With two indoor units, users can switch between ringing call mode and intercom mode when using the intercom.

The wireless intercom doorbell, made of ABS material, comes with a rechargeable lithium battery and is widely used in home, office, and medical environments. It operates within a temperature range of -20℃ to 55℃ and has a working distance of 1000m in the open, and 20-50m across a wall. The operating frequency is 410M-490M, and it is easy to install and use with the provided package list.

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