USB 3.1 Type C to USB 3.0 OTG Adapter Secure Digital TF Memory Card Reader for Laptop Tablet Smartphone Feature: 1. USB 3.1 Type-C male connector 2. Pop-out card slot + 9cm cable 3. Secure Digital 2.0 card slot*1+ TF 2.0 card slot*1 4. USB 3.0 expansion, efficient transmission and backward compatible with USB2.0 5. Support OTG function, manage all files directly on mobile phones and computers, quickly browse and edit data, easy to carry, download and upload, and data transfer. 6. Read video and audio files directly from external storage card, play them, and back them up. 7. Can view most mainstream file formats. Specification: Color: dark grey Product use: Secure Digital card and TF card data transmission, writing, mobile phone OTG transmission, USB expansion Mobile phone usage: used for mobile phones that support OTG function, view the data in memory card and two-way transmission on the mobile phone, play the video in the memory card, etc. Male connector: USB 3.1 Type-C Female connector: Secure Digital 2.0 card slot + TF 2.0 card slot + USB 3.0 port Type: Pop-up card slot; plug and play Power output: 5V/2A Electric power: 10W Drive letter: single drive letter Shell material: ABS plastic + primer (gray) Wire: TPE 9 core Supported model (computer): Type-C model universal Supported model (mobile phone): Support OTG function Supported system: for Windows 10.8.7, vista, xp, for mac10.4.6 compatible with most mainstream systems in the market Product size: 58*40*10mm/2.28*1.57*0.39 Note: 1. There may be slight size deviations due to manual measurement, different measuring methods and tools. 2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor. Included: 1 X Memory Card Reader