Ugreen 30520 usb 2.0 card reader with otc function đen us1911. Features: Convert USB Type-C to USB 2.0 + SD / TF Card Reader.2. Cable length: 25cm3. Material: ABS4. Color: Black5. Input: USB Type C x16. Output: USB 2.0, SD / TF Card Reader7. Transfer speed: 480Mbps8. Chip: GL823K9. Support Micro SD (TF) / SD card format10. Support concurrent data access between 2 memory cards.11. Supported OS: MacOS / Windows / Linux12. 100 g13. 15 x 15 x 3 cm