Overview
The Inventory Master’s Compact 4G LTE Modem with Dual-Core Processor and Multiple Modes is a high-performance, ultra-small modem offering exceptional speed, low latency, and ease of use. Equipped with an external SIM card slot, it supports multiple bands, including 1, 3, 5, 8, 34, 38, 39, 40, and 41, ensuring broad compatibility. This industrial CAT 1 modem features a wide-voltage power supply terminal and supports FOTA and FTP upgrades for seamless maintenance. With RS485 and RS232 port options, as well as a TTL (3.0 V) version, it is ideal for diverse industrial applications, delivering reliable connectivity in a compact design.
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 ℃) |
