The battery can be reconnected internally (not included) for operation and alarms during a power outage, and the battery will automatically fail when the normal power supply is working again. It also alerts if the battery is low.
Power input: AC / DC. 1 x USB Data Cable. 1 x USB Program Adapter. A total of 200 houses and each family can preset two numbers for walkie talkie calls.
When the visitor comes, just press the house number and #, and then start dialing the preset number. Dual relay output, dual alarm input port. When the visitor arrives, they press the call button and the device produces a high quality audio call with up to 2 digits announcing their presence. This system provides two-way voice, caller ID, allowing known numbers to call the device.
When the call arrives, it is immediately discarded, and if the number is known, the door is opened. Ideal for mobile phones, so up to 400 users can operate the gates this way. A reusable battery can be connected internally for operation and alarms during a power outage, and the battery will automatically fail when the normal power supply is working again. Use a remote solar emergency telephone call point for GSM.
Dial the number when the user presses the call button. Vandal-resistant design, rugged stainless steel call point with flexible polycarbonate solar panels that won't break. The front panel is installed without screws and is easy to install. Press the remote control relay output by pressing the button while talking to the visitor.
The front panel uses the innovative KEY LOCK for a safer design. Unlimited range of wireless GSM intercom, button and visitor call. Instead of leaving negative/neutral feedback or opening a dispute.
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We will always do our up most to exceed your expectations in customer service, communication and dispatching of your orders. The item "GSM Audio Intercom for Single House Door Gate Door Access Entry Control System" is in sale since Monday, August 12, 2019.
This item is in the category "Home & Garden\Home Improvement\Home Security\Door Entry Systems & Intercoms". The seller is "besttrade360" and is located in Hongkong. This item can be shipped worldwide.