4g Usb Dongle For Lte Cat4 Module Ec25 Series Modem Board. Quectel EC25 LTE Cat 4 Module 4G USB Dongle Discover the Quectel EC25, a Cutting-edge LTE Cat 4 Module Designed Specifically for Machine-to-Machine (M2M) and Internet of Things (IoT) Applications. Utilizing 3GPP Rel. 11 LTE Technology, This Module Delivers Impressive Data Rates of Up to 150 Mbps Downlink and 50 Mbps Uplink. Its Compact, Unified Form Factor Ensures Compatibility with a Variety of Quectel Modules, Enabling Seamless Migration and Integration. The EC25 Series Includes 12 Versatile Variants, Ensuring Global Connectivity Across LTE, UMTS/HSPA+, and GSM/GPRS/EDGE Networks. This Feature Ensures Robust Connectivity Even in Areas Lacking 3G or 4G Coverage. The Module is Equipped with Qualcomm® IZat™ Location Technology Gen8C Lite, Which Supports Various Positioning Systems Such As GPS, GLONASS, BeiDou/Compass, Galileo, and QZSS, Providing Fast and Accurate Location Services. With a Comprehensive Set of Internet Protocols, Standardized Interfaces, and Diverse Functionalities, the EC25 Series is Perfectly Suited for an Array of Applications, Including Industrial Routers, PDAs, Rugged Tablets, Video Surveillance, and Digital Signage. Plus, It Supports USB Serial Drivers for a Range of Operating Systems, Including Windows, Linux, and Android. Key Features: - Optimized for M2M and IoT Applications: Ensures Efficient Data Communication. - Global Network Compatibility: Supports LTE, UMTS/HSPA+, and GSM/GPRS/EDGE Networks for Worldwide Connectivity. - Advanced GNSS Support: Multi-constellation GNSS Receiver for Precise and Reliable Positioning. - Enhanced Functionalities: Includes DFOTA and DTMF Support. - MIMO Technology: Ensures High Data Rates and Reliability for Modern Communication Needs..