Feature:1. Based on GSM 4G communication frequency, support 1000 users,authorizzed users can remote control the devices that connect with GSM 3G 4G: gate controller G202PLUS G203 CN302CN303CN305 by sms or calling, and the control result will feedback to users by SMS,no distance limited.2. The Gate Controller is widely used in access control systems, garage doors, swing doors ,folding doors, parking systems. and other electric euipments , the device will send notifications to users (via SMS) of the remote control results (such as the opening and closing status of doors).3. Authorizing regular users is not supported. Supports B25/B26/B28/B66 B38/B40/B41 B13/B17/B18/B19/B20 B1/B2/B3/B4/B5/B7/B8/B12.4. nano SIM card support basic communication function for SMS and calling, close the PIN lock. Connect according to the connection diagram in the manual, easy to operate, and convenient to use.5. System security isolation is particularly suitable for industrial control field applications. Wide working voltage design, supporting 9-36V DC power supply, and equipped with anti reverse connection conservation design.Specification:Features:Based on GSM 4G communication frequency, support 1000 users,authorizzed users can remote control the devices that connect with GSM 3G 4G: gate controller G202PLUS G203 CN302CN303CN305 by sms or calling, and the control result will feedback to users by SMS,no distance limited.The Gate Controller is widely used in access control systems, garage doors, swing doors ,folding doors, parking systems. and other electric euipments , the device will send notifications to users (via SMS) of the remote control results (such as the opening and closing status of doors).Authorizing regular users is not supported. Supports B25/B26/B28/B66 B38/B40/B41 B13/B17/B18/B19/B20 B1/B2/B3/B4/B5/B7/B8/B12.nano SIM card support basic communication function for SMS and calling, close the PIN lock. Connect according to the connection diagram in the manual, easy to operate, and convenient to use.System security isolation is particularly suitable for industrial control field applications. Wide working voltage design, supporting 9-36V DC power supply, and equipped with anti reverse connection conservation design.Specifications:Item: 4G/GSM G203 Gate ControllerColor: BlackMaterial: ABSRated Voltage: DC 9V~36V/1AWorking temperature: -10~+60Storage temperature: -20~+60Relative humidity: 10-90%, No condensationWork frequency:Related Voltage of the Output Relay: 5A/250VAC, 7A/125VAC, 20A/14VSIM Card:Nano type, 3V Antenna: 50 SMAWired Switch: SupportsRelay port: Contact Capacity :5 Amps at 250VAC Cos=1. 20 Amps at 14VDCSupports B25/B26/B28/B66 B38/B40/B41 B13/B17/B18/B19/B20 B1/B2/B3/B4/B5/B7/B8/B12APP: callny controlSize: 9.7*5*3.2Package Size: 13*8*5cmPackage Weight: 200gFAQ:1.After authorized, why the device does not respone the commands or calling?Due to the different communication methods of operators in different countries, the actual number recognized by the device may be different. For example, your authorized number is +86 12345678, and the actual device acquisition number may be 12345678, resulting in invalid authorization.When the authorized number to send the instruction and dial the telephone device does not correspond, you can use this number to send the verification instruction to the device to verify whether the authorized number you filled in is correct.The instruction as follow: 0000#CHECKTHEPHONE# (0000 is normal users password)The device will feedback: YOUR Phone Num:XXXXXXXXX . Follow the feedback phone number to re-authorize.2.What is push users? What is the difference of Push notification and Operators sms return?Push notification: Anyone active the relay will return SMS to super admin (notification push users). To disable the function, send [1234#N#]Operators sms return: The SMS will return who active the relay by sms/free calling .To disable the function, send [1234#FBR]Package List:1* 4G/GSM G203 Gate ControllerPackage List:1* 4G/GSM G203 Gate Controller