Rocketek usb 3.0 multi 2 in 1 memory otg phone card reader 5Gbps adapter for SD/TF micro SD for pc computer laptop accessories RT-CR3

Overview

Product Description
Color: Black
Features
-2 slots: SD/MMC + Micro SD/T-flash
-LED indicator for working status
-Build in Card Cover

Card Compatibility
-SD slot:SDXC/UHS-I SD/SDHC/SD/Extreme SD/Extreme III SD/Ultra II SD/MMC(mini SD/mini SDHC/RS-MMC/HS RS MMC may need a adapter)
-Micro SD(TF) slot:Micro SDXC/Micro SDHC/Micro SD

System Requirements
*Windows 8, 7, Vista, XP
*Mac OS 9 and above
*Linux: Modern kernel 2.x & 3.x based distributions with USB Mass storage support
*Android compatibility varies by device and is limited to devices running 4.0 and later devices with support for USB Mass Storage.

1.2 Media Slots- SD/MMC + Micro SD. Support SDXC up to 2TB, SDHC, SD, MMC, RS-MMC, Micro SDXC, Micro SD, Micro SDHC Card, and UHS-I Cards.

2.Build-in Card Cover Design: It allow you store the cards inside the memory card reader, and don’t need to worry about losing the cards.

3.Plug and play; Hot swapping; USB power (no external power or battery); Supper speed USB 3.0 and backward compatible with 2.0/1.1.

4.Auto detect memory card; Support SDXC up to 2TB, SD V3.0, UHS-I standard, latest Micro SDXC and MMC 4.4.

5.LED status indicator keep on when connected, flashing when transfering data.

OTG use method
1. Open Developer options 2, Open USB debugging 3, Mtp is USB connection mode 4, Fat format for Memory Cards