Quectel Wireless Solutions Co., Ltd. RF Transceiver Modules and Modems EC21AFA-512-STD

The Quectel EC21AFA-512-STD is an LTE Cat 1 module designed for M2M and IoT applications, offering a downlink speed of up to 10 Mbps and an uplink speed of up to 5 Mbps. It is optimized for low power consumption, making it suitable for applications that do not require high-speed connectivity but demand reliability and longevity. The module supports backward compatibility with existing EDGE and GSM/GPRS networks, facilitating easy migration from LTE to 2G or 3G networks. This module includes support for multi-constellation GNSS (GPS, GLONASS, BeiDou, Galileo, and QZSS), enhancing positioning accuracy for various applications. It features a range of interfaces, including USB 2.0, UART, and (U)SIM, and is compatible with multiple operating systems such as Windows, Linux, and Android. The EC21AFA-512-STD is also equipped with advanced functionalities like DFOTA (Delta Firmware Upgrade Over the Air) and eCall support. With a compact size of 29.0 mm x 32.0 mm x 2.4 mm and a weight of approximately 4.9 g, this module is suitable for integration into various devices, including smart metering, asset tracking, and environmental monitoring systems. It operates within a temperature range of -40¬8C to +85¬8C and is compliant with several international standards, including RoHS and FCC.