Ugreen CM304 2-in-1 USB A & USB C Card Reader (80191)
The UGREEN CM304 is a versatile and durable memory card reader designed to turn your SD and Micro SD cards into a portable external drive. This 2-in-1 card reader is a perfect solution for photographers, videographers, and anyone who needs to quickly transfer files. With both a USB 3.0 and USB Type-C plug, it is compatible with a wide range of devices, offering high-speed data transfer and simultaneous card reading.
Key Features
- USB-A & USB-C 2-in-1 Memory Card Reader: This external card reader is the combination of USB 3.0 and USB Type-C plugs, making it compatible with most of the USB-A and USB-C devices. You can use it with PCs, MacBooks, laptops, PS4/PS3, Xbox One, and USB-C-enabled smartphones and tablets.
- Dual Card Reading and Writing: With both SD and Micro SD (TF) card slots, the device supports two cards being read and written to simultaneously. This is ideal for transferring files directly between cards or backing up data from your camera.
- 5Gbps High-Speed Transmission: The card reader offers a transmission speed of up to 5Gbps, which is 10 times faster than the USB 2.0 standard. This allows for quick file transfers and a lot quicker backup of photos and videos.
- Universal Compatibility: The CM304 is a plug-and-play device that requires no driver installation for most major operating systems, including Windows, macOS, Chrome, and Linux. It is compatible with digital cards up to 2TB.
- Excellent for On-the-Go Photography: This small card reader makes it easy to transfer, copy, and play back your travel photos to your USB-C OTG-enabled phone or tablet, so you can share your memories immediately.




USB Type C Tablet:
iPad Pro 2018 / 2020
Galaxy Tab S6, S5e, S4, S3, Tab A 8.0 & S Pen (2019), Tab A 10.5(2018),Tab A 8.0 (2017), Galaxy Book 12;
Lenovo: Yoga Tab 3 Plus, Tab4 10 Plus;
Huawei MediaPad M5 10/ MediaPad M6
Lenovo: Yoga Tab 3 Plus, Tab 4 10 Plus;
USB Type C Smartphone:
Galaxy S20, S20+, S20 Ultra, Galaxy Note 10, Note 10+, Note 10+(5G), Note 9, Note 8, S10, S10+, S9 Plus, S9, S8 Plus, A8 2018, A5 2017;
P40, Mate 30, Mate Xs, Mate 20, Mate 20 Pro, Mate 10, Mate 10 Pro, P20 Lite,p P30, P20, P20 Pro, P10, P9, Honor View 20, Honor Play, Honor 10, Honor 8. Honor 9;
Xiaomi: Redmi Note 8 / 8T, Mi 10, Mi 10 Pro, Mi 9, Mi 8, Mi A2, Pocophone F1, Mi Pad 4, Mi Pad 2;
Moto G7, G7 Play, G7 Power; BlackBerry: KEY2, Keyone, Evolve X;
LG Gram, G6, G5, V30, V20, Nexus 5; HTC: 10, U11, U Ultra;
Nokia 6.1 Plus (Nokia X6), Nokia 7, Nokia 8;
One Plus 8/8 Pro/7T/ 7T Pro/7/ Pro/ 6T
Sony: Xperia XA1, Xperia XA2, Xperia XZ, Xperia XZ1, Xperia XZ2, Xperia XZ3;
Google: Pixel 4, Pixel 3, Pixel 3XL, Pixel 2, Pixel 2 XL, Nexus 6P; Microsoft Lumia 950/950 XL;