Features: 1. No call charges. The 4GLTE gate opener responds to an incoming call from an authorized number and performs the ON/OFF action upon the first ring. 2. Convenient hands-free operation allows door activation without answering the call. 3. Multiple applications including gates, bollards, barriers, garage doors, shutters, access doors, and machines. 4. Secure operation using caller ID authentication; unknown callers are automatically ignored. No need to distribute remote controls to users. 5. Operable from any location with no distance limitations. Add or remove authorized users remotely via SMS. Specifications: - Rated Voltage: 12VDC, 1A - Working Temperature: -10C to +60C - Storage Temperature: -20C to +60C - Relative Humidity: 1090%, non-condensing - 4GLTE Frequency Bands: B1, B3, B5, B8 - Output Relay Contact Rating: 6A/240V AC - Supports up to 999 authorized phone numbers - Two digital inputs for connecting door sensors, motion sensors, or other security devices. Triggers send an SMS alert and activate siren function immediately. - One relay output (6A/240VAC) for connection to door switches or machine controls - User-configurable SMS confirmation sent upon relay activation - Designed for use on 4GLTE networks across various applications Material: Metal Color: Blue Package Contents: 1 x GSM Gate Opener