UNITEK Y-9327A USB 3.0 Card Reader 5Gbps SD MicroSD for Windows Mac Android Linux Plug and Play
Fast, Portable, Dual‑Slot Card Reader for SD and MicroSD
The UNITEK Y-9327A USB-A Card Reader is a compact and efficient solution for accessing data from SD and MicroSD cards. With dual slots, you can read both card types simultaneously, transfer files at up to 5Gbps, and work across multiple operating systems – no drivers required.
Blazing 5Gbps Transfer Speed
Leveraging USB 3.0 (USB 3.2 Gen 1) technology, this reader delivers data transfer speeds up to 5Gbps – up to 10 times faster than USB 2.0. Transfer a full SD card of photos, videos, or music in seconds. Backward compatible with USB 2.0/1.1 devices.
Simultaneous Dual Card Access
Read and write to SD and MicroSD cards at the same time. Copy files from a camera’s SD card to a microSD card (or vice versa) without swapping cards. Perfect for offloading footage from a DSLR and an action camera in one go.
Wide Format Compatibility
Supports a comprehensive range of card formats:
SD, SDHC, SDXC, UHS‑I
Micro SD (TF), Micro SDHC, Micro SDXC
MMC, RS‑MMC
Plug and Play – No Drivers
Simply plug the USB-A connector into any computer, tablet, or phone with USB‑A (or use an adapter for USB‑C). The reader is recognized instantly. No software installation needed. Supports hot swapping – plug and unplug without restarting.
Universal OS Compatibility
Works seamlessly with:
Windows 11, 10, 8.1, 8, 7, XP
macOS (all versions)
Chrome OS
Android (with USB‑A to USB‑C adapter or OTG support)
Linux
Portable and Durable
The lightweight, compact design fits easily into a camera bag, laptop case, or pocket. The sturdy construction ensures reliable performance during travel.
What's in the Box
UNITEK Y-9327A USB Card Reader
User manual
Note: USB‑C to USB‑A adapter not included (if connecting to modern laptops with only USB‑C, an adapter is required).
Technical Specifications
Frequently Asked Questions
1. Does this card reader work with my MacBook (USB‑C only)? +
The reader has a USB‑A plug. For MacBooks with only USB‑C ports, you will need a USB‑C to USB‑A adapter or hub. Once connected, it works immediately on macOS.
2. Can I use it with my Android phone? +
Yes, if your Android phone supports USB OTG (On‑The‑Go) and you have a USB‑C to USB‑A adapter (or the phone has a USB‑A port). The reader will appear as external storage in file manager apps.
3. What is the maximum card capacity supported? +
The reader supports SDXC and SDHC cards. The theoretical limit is 2TB (depending on card format). Check your card’s specifications.
4. Can I read both cards at the same time? +
Yes, the SD and MicroSD slots are independent. You can access both simultaneously – transfer files between cards, or browse both in separate windows.

