Audio intercom, access controller, two-way voice-activated dual-relay door opener for individual entrance doors

Features:

1. Dual relay output for power failure alarm and door opener.
2. Rainproof design, secure installation of key locks, easy maintenance.
3. Innovative waterproof lock design and stainless steel panel.
4. You will be dialed up to 2 telephone numbers, mobile or landline.
5. Vandal-proof design, sturdy stainless steel call points.

Specifications:

Features:
Dual relay output for power failure alarm and door opener.
Dual alarm input port for security sensor connection.
Robust ABS housing with good gain antenna.
Rainproof design, secure installation of key locks, easy maintenance.
Audio call button (voice) guest talkinig walkie.
Use GSM remote emergency call points.
Innovative waterproof lock design and stainless steel panel.
You will be dialed up to 2 telephone numbers, mobile or landline.
Vandal-proof design, robust stainless steel call points.
The front panel is installed without screw lock for easy installation.
Dual relay output for easy control of door openers or alarm components.
Press the relay output of the remote control via the keypad while talking to the visitor.
The device produces high quality audio calls to 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.
Allow 200 phone numbers to make free calls to trigger relays on board.
This system provides two-way voice communication. Caller ID access control allows a known number to call the device.When the call comes in, it is immediately rejected, and if the number is known, the gate or door is unlocked.
It is compatible with mobile phones, and up to 200 users can operate the gate this way.
Even during a call, you can press the keypad button on your phone to open the gate for the visitor.
The battery can be internally reconnected (not included) for operation and alarms during a power outage, and the battery will automatically discharge when normal power is restored.It also alerts you if the battery is low.
Specification:
Condition: New
Color: As shown in the picture
Material: Stainless steel
GSM Frequency: 850/900/1800/1900MHz
Power Input: AC/DC12V-24V
Battery: 3.7V, 1000mA (not included)
Package List:
1 x GSM-house box
1 x Antenna
2 x Keys
1 x USB Data Cable
1 x USB Program Adapter