Description
Overview
Compact 4G LTE Modem with Dual-Core Processor and Multiple Modes – GAOTek is an ultra-small modem which has the advantages of high speed, low latency and simple to use. It has an external slot for SIM cards, supports bands 1, 3, 5, 8, 34, 38, 39, 40, 41. Industrial CAT 1 modem has a wide-voltage power supply terminal, supports FOTA and FTP upgrading. This modem supports RS485 port, DR152 supports RS232 port and DR150 is the TTL (3.0 V) version.
Features
- Compact size, High integration, 4G LET Cat 1 network
- Easy installation
- High speed rate
- Different applications, different choices
- Support simple transparent mode, HTTPD mode and MS mode
- Functional structure
- Embedded Dual-Core Arm Cortex-A5 Processor
- Wide coverage, high stability based on existing 4G network
- FOTA Remote Upgrade
- Multiple Integration Modes
- Data Collection of Distribution Boxes
- Charging Pile Integrated Installation
Technical Specifications
| Interface | 1 x RS 485 |
| power supply | 5 V to 16 V |
| Working humidity | 5% to 95% |
| Frequency segment | TDD-LTE Band 34, 38, 39, 40, 41FDD-LTE Band 1, 3, 5, 8 |
| TDD-LTE Band 34, 38, 39, 40, 41 | +23 dBm (Power class 3) |
| FDD-LTE Band 1, 3, 5, 8 | +23 dBm (Power class 3) |
| Working mode | Network transparent transmission mode, HTTPD mode, SMS transparent transmission mode |
| Setup instructions | AT+ command structure |
| Network protocol | TCP, UDP, DNS, FTP, HTTP, MQTT |
| Number of sockets | 4 |
| DNS | Support |
| Operating temperature | -13 ℉ to 167 ℉ (-25 ℃ to 75 ℃) |
| Storage temperature | -40 ℉ to 185 ℉ (-40 ℃ to 85 ℃) |