USB 3.0 MULTI-CARD READER: Access the most popular flash card formats from a USB-A port on your computer; Features 1x Secure Digital (SD)/Multimedia Card (MMC), 1x microSD/TF, 1x Memory Stick (MS); Supports SD 3.01 & UHS-I; USB 3.2/3.1 Gen 1 (5Gbps)COMPACT & PORTABLE: Card reader is USB bus powered & features a compact design similar to a USB flash drive: 2.8 x 0.9 x 0.6in (72 x 23 x 15mm); Due to compact depth, the SD card slot does not support write/re-write switch protection on SD cardsWIDE COMPATIBILITY: Works with high capacity (SDHC/microSDHC), extended capacity (SDXC/microSDXC), MMC-plus & MS-Pro cards; When used with adapters (not included) device supports MMCmobile, RS-MMC, MMC micro, miniSDEASY-TO-USE: Supports Windows, macOS, Linux, Chrome OS, Android; USB 2.0/1.1/1.0 compatible; Ideal for saving, editing & transferring content in videography, photography, podcasting, YouTube & social media applicationsSIMALTANEOUS SLOT ACCESS: Memory card reader features Dual LUN (Logical Unit Number) enabling the memory stick and SD/MicroSD card to be read at the same time; The SD and microSD slot share a single LUN and priority is given to the microSD slotAble to read all of the popular memory card formats, from a single reader, via USB connectionHigh Speed USB 3.0 host interface with support for transfer rates up to 5 GbpsSupport for Secure Digital (SD), MultiMedia Card (MMC), Mini-SD, Micro-SD/SDHC (T-flash), SDHC, SDXC, RS-MMC, Mobile-MMC and MMC-micro, Memory Stick (MS), Memory Stick PRO (MS-PRO)Ultra-compact and lightweight designPowered directly from the USB portPlug-and-Play and Hot-Swap compatible USB 3.0 MULTI-CARD READER: Access the most popular flash card formats from a USB-A port on your computer; Features 1x Secure Digital (SD)/Multimedia Card (MMC), 1x microSD/TF, 1x Memory Stick (MS); Supports SD 3.01 & UHS-I; USB 3.2/3.1 Gen 1 (5Gbps) COMPACT & PORTABLE: Card reader is USB bus powered & features a compact design similar to a USB flash drive: 2.8 x 0.9 x 0.6in (72 x 23 x 15mm); Due to compact depth, the SD card slot does not support write/re-write switch protection on SD cards WIDE COMPATIBILITY: Works with high capacity (SDHC/microSDHC), extended capacity (SDXC/microSDXC), MMC-plus & MS-Pro cards; When used with adapters (not included) device supports MMCmobile, RS-MMC, MMC micro, miniSD EASY-TO-USE: Supports Windows, macOS, Linux, Chrome OS, Android; USB 2.0/1.1/1.0 compatible; Ideal for saving, editing & transferring content in videography, photography, podcasting, YouTube & social media applications SIMULTANEOUS SLOT ACCESS: Memory card reader features Dual LUN (Logical Unit Number) enabling the memory stick and SD/MicroSD card to be read at the same time; The SD and microSD slot share a single LUN and priority is given to the microSD slot The FCREADMICRO3 USB 3.0 Multi-media Card Reader offers quick access to the most popular flash card formats, from any computer with a USB port (optimal performance with 3.0, backward compatible with USB 2.0). Suitable for quickly accessing memory cards of virtually any portable media device (e.g. digital cameras, MP3 players, etc.), this versatile media card reader supports the most popular card types, including: An ideal Laptop or Desktop accessory, this pocket-sized memory card reader is lightweight, portable, and backed by a StarTech.com 2-year warranty with free lifetime technical support. Mobile users/travelers who need a compact and lightweight card reader small enough to fit in a pocket Photographers who need to regularly transfer files from their camera memory card to a computer Transferring files to and from a variety of portable devices, each using a different memory card format Guaranteed reliability, with a StarTech.com 2-year warranty and free lifetime technical support Able to read all of the popular memory card formats, from a single reader, via USB connection Specifications Warranty Information Warranty 2 Years Connector(s) 1 - Connector Type(s) USB Type-A (9 pin, 5 Gbps) 1 - External Ports SD / MMC Slot Memory Stick / Memory Stick Pro Slot MicroSD Environmental Operating Temperature 0°C to 40°C (32°F to 104°F) Storage Temperature -20°C to 60°C (-4°F to 140°F) Humidity