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WH-120 Premium 4G GSM Gate Opener with APP Control

Open you gates form anywhere in the world fee of charge with our new universal 4G GSM Gate opener that can be used on any brand of automation
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4G GSM network communication, no distance limitation, can be used anywhere.
Works with a Nano SIM card, users could dial the SIM card number to open the door.
No phone charges, no distance limits, no keyfobs.
More convenient and friendly than any other solutions.


1.      No call charges. The GSM 4G Gate Opener rejects the call from authorized number, then the relay will turn ON/OFF on the first ring;

2.      It is no longer traditional to open the door, but it is more interesting to shake the mobile phone to unlock the door.

3.      Multiple applications. (gates, bollards, barriers, garage doors, shutters and access doors or  machines);

4.      Secure - Using caller ID for identification, unknown callers are ignored;

5.      Can be operated from anywhere, no distance limit;

6.      Add or remove users by SMS Text command;

7.      No need to provide a remote control for different users;

8.      Up to 200 or 1200 authorized phone numbers can be configured;

9.      One output with relay (3A/240VAC)for connecting the switch of the door or machines;

10.   The relay action will return a SMS confirmation to the owner, this function is editable by user;

11.     Based on GSM Network, applied to many applications.



Rated Voltage: AC9V-30V amd DC 9V~36V/1A

Working temperature: -10℃~+60℃

Storage temperature: -20℃~+60℃

Relative humidity: 10-90%, No condensation

Work frequency:

GSM / 4G Frequency
GSM: quad-band 850 / 900 / 1800 / 1900MHz 

4G-EU(For EMEA):

LTE-FDD Bands: B1/B3/B5/B7/B8/B20/B28
LTE-TDD Bands: B38/B40/B41
GSM: 850/900/1800/1900MHz

4G-AU(For Latin America/ Australia/New Zealand):
LTE-FDD Bands:B1/B2/B3/B4/B5/B7/B8/B28

LTE-TDD Bands: B40


GSM: 850/900/1800/1900MHz

Communication protocol: GSM PHASE 2/2+ (include data service)

Related Voltage of the Output Relay: 3A/240V AC

SIM Card:Nano type, 3V

Antenna: 50 Ω SMA

Wired Switch: Supports

Dimension: 96.5*50*31.5mm

Net Weight: 88g

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