G202 2G Remote Control 200 Users GSM Gate Opener Relay Switch Door Access Wireless Door Opener By Free Call 850/900/1800/1900MHz
Feature:
Add or remove users via SMS text commands.
Relay close or open time is programmable.
Can be operated anywhere, no distance restrictions.
Quad-band, can be used in the global GSM network.
No need for remotes or buttons for different users.
Safe - use caller ID for identification, unknown callers will be ignored.
Up to 200 authorized phone numbers can be configured at a given time.
One output with a relay rating of 3A/240VAC for connecting a door or machine switch.
multiple applications. (doors, bollards, barriers, garage doors, shutters and access doors or machines).
The relay action will return an SMS confirmation to the owner or authorized phone, this feature can be edited by the user.
No call charges. The GSM GPRS trunk exchange rejects calls from authorized numbers and then performs an open/close operation on the first "ring".

Specification:
GSM frequency: Quad-band 850/900/1800/1900MHz
Network: 2G
Original output: NC/NO dry contact, 3A/250VAC
DC power supply: 9-24VDC/2A
Power consumption: 12V input maximum 50mA / average 25mA
SIM card: Support 3V SIM card
Antenna: 50ΩSMA antenna interface
Temperature range: -20-60℃
Humidity range: 90% relative humidity
Material: Plastic
Dimensions: 96.5x50x31.5mm/3.8x1.97x1.24in

Describe
The GSM door opener is a powerful GSM relay that can be used for authorized access control, control doors, switching of remote devices and parking systems.
Also, it can be used where a system, machine or device needs to be turned on/off remotely with free calls from your cell phone.

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement. 

1 X G202 GSM Door Opener
1 X Gain Antenna
1 X Instruction