850/900/1800/1900MHz GSM Audio Intercom for Door Gate Open Access Entry Control. 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. If the person answering the call wishes to allow access, they simply release the on-board relay by pressing the button on the handset. To call the system for free to trigger the board relay to activate the door.
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. It also alerts if the battery is low.
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. Dual relay output for easy control of door openers or alarm components. 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. Material: Stainless Steel GSM Frequency: 850/900/1800/1900MHz Power Input: DC.
1 x USB Data Cable. 1 x USB Program Adapter. Dual relay output for power failure alarm and door opener. Dual alarm input port for safety sensor connection.Rugged ABS box with good gain antenna. Rainproof design, secure installation of key locks, easy maintenance. Walkie talkinig guest audio (voice) call button. Use GSM remote emergency call points. Innovative waterproof lock design and stainless steel panel. Vandal-resistant design, tough stainless steel call points. The front panel is installed without screw locking for easy installation. Press the remote control relay output through the keyboard while talking to the visitor. The device produces high quality audio calls up to 2 numbers. To make free calls to trigger onboard relays.
This system provides two-way voice, Caller ID access control allows a known number to call the device. When the call arrives, it is immediately discarded, and if the number is known, the door or door is released. It is suitable for mobile phones, and up to 200 users can operate the gate in this way. 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.Material: Stainless Steel GSM Frequency: 850/900/1800/1900MHz. Power input: AC / DC. Instead of leaving negative/neutral feedback or opening a dispute. Our listing price includes the value of goods, packaging cost, and export. Please check with your country's.
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This item is in the category "Home, Furniture & DIY\Home Security\Door Entry Systems & Intercoms". The seller is "lifefineonline" and is located in Shenzhen.This item can be shipped worldwide.