UGREEN CM304 (80191) 2-IN-1 Multifunction Card Reader

The UGREEN CM304 (80191) 2-IN-1 Multifunction Card Reader is a versatile, high-speed memory card reader designed to make transferring and accessing data from SD and microSD (TF) cards fast and convenient across a wide range of devices. Featuring dual-interface connectivity with both USB-A 3.0 and USB-C 3.1 Gen 1 connectors, this reader works with traditional laptops/desktops and modern USB-C-enabled devices—including many smartphones and tablets with OTG support—without needing extra drivers. It delivers SuperSpeed transfer rates of up to 5 Gbps, significantly reducing wait times when copying high-resolution photos, 4K videos, and large files. The device supports a broad range of memory card formats—including SD, SDHC, SDXC, and Micro SD/TF cards—with capacities up to 2 TB, and allows simultaneous reading and writing on SD and Micro SD slots for efficient workflows. Its compact, lightweight ABS and durable construction makes it ideal for travel or everyday use, while plug-and-play simplicity ensures instant access across multiple operating systems such as Windows, macOS, Linux, Android, and more. Whether you’re a photographer, content creator, or mobile professional, the CM304 provides a reliable solution for quick data access anywhere.