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Compact USB 3.0 MicroSD card reader with matte finish

Corn Electronics

Corn Electronics USB 3.0 MicroSD TF OTG Card Reader

SKU CH-Q4JG-FD0Q7

Reads microSD, SDXC and TF cards through a USB 3.0 port at up to 5 Gbps without extra drivers or power

  • USB 3.0 interface delivers 5 Gbps transfer speeds for quick file moves
  • Driver-free operation works instantly on Windows ME, 2000, XP, Vista, WIN 7 and Mac OS
  • Bus-powered design draws energy from the USB port so no extra adapter is needed
  • Supports Micro SD, SDXC and TF cards for broad media compatibility
  • Compact OTG form factor plugs directly into the port without a cable

What it is and who it is for

The Corn Electronics USB 3.0 MicroSD TF OTG Card Reader is a compact adapter that lets you read Micro SD, SDXC and TF cards through a standard USB port. It suits photographers, mobile users and anyone who needs to move files between a card and a computer without an internal slot.

Practical limits of the USB 3.0 interface

The USB 3.0 connection tops out at 5 Gbps, so actual throughput will never exceed that ceiling and will often be lower depending on the card's own speed class. The device draws all its power from the USB port, meaning it cannot operate on a bus that cannot supply sufficient current.

Installation ease and common pitfalls

No driver installation is required on Windows ME, 2000, XP, Vista, Windows 7 or Mac OS; the reader appears as a mass-storage device once plugged in. The most frequent issue is a loose or worn MicroSD contact that causes intermittent detection, and some older USB 2.0 ports may not deliver enough power for reliable operation.

How it compares

Measured against everything we stock in USB Adapter Cables & Dongles, at today’s prices. Recalculated every night.

Price $6.99
Cheaper than about 93% of the 1,430 comparable items (median $14.99).

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Specifications

No published specifications for this item yet.

Questions about this item

Does this reader handle MicroSD, SDXC and TF cards?

It accepts MicroSD, SDXC and TF cards, so you can use the same adapter for all three formats without swapping hardware.

What does the 5 Gbps headline mean for everyday file transfers?

The USB 3.0 link tops out at 5 Gbps, so large photo or video batches move noticeably quicker than on slower ports.

Is the USB 3.0 interface backward compatible with older USB ports?

Yes, the USB 3.0 connector works in USB 2.0 sockets, though speeds drop to the older port's limit.

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