Walkie talkinig guest audio (voice) call button. Use GSM remote emergency call points. Innovative waterproof lock design and stainless steel panel. Vandal-resistant design, stainless steel call points. The front panel is installed without screw locking for easy installation.
Dual relay output for easy control of door openers or alarm components. 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. If the person answering the call wishes to allow access, they simply release the on-board relay by pressing the button on the handset. 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. It also alerts if the battery is low. Material: Stainless Steel GSM Frequency.
1 x USB Data Cable. 1 x USB Program Adapter. Instead of leaving negative/neutral feedback or opening a dispute.
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The item "Wireless GSM Audio Intercom Alarm Kit For Door Access Control System Waterproof" is in sale since Saturday, January 2, 2021. This item is in the category "Home & Garden\Home Improvement\Home Security\Door Entry Systems & Intercoms". The seller is "besttrade360" and is located in Shenzhen.This item can be shipped worldwide.