What is Card Reader?

A Card Reader is a device that connects to a computer via USB and contains a component that can read data from smart devices. Memory cards are widely used in smartphones and cameras. Broadly speaking, smartphones and cameras have also become readers. Depending on the type of memory card, it can be divided into CF card reader, SM card reader, PCMICA card reader and memory stick reader. Double slot readers can use two or more types Simultaneously. According to the port type, it can be divided into serial card reader, parallel port reader and USB 3.0 Card Reader.

The card reader is produced by a digital camera, the recent use is no longer limited to digital camera, but extends to more areas. Card reader a device that reads data, but it not only supports data reading, but also supports data writing. The original design idea was mainly to compensate for the defects of digital camera data output. Since the early USB interface was not popular, the output port of the digital camera was connected to the serial port of the computer. Since the data transfer speed of the serial port is very low, if data is copied to the hard disk, a large amount of waiting time is required. Therefore, the card reader came into being.

Alxum card reader enables to transfer files, pictures, videos from TF/ Micro SD card to all your Type C devices. Alxum shopify have two types of card reader for your choice, dual Card Reader and all-in-1 card reader, which will meet your wider use. USB3.0 usb reader could help you transfer date at fast rates up to 5Gbps, which saves your time and work in effective way, find a best memory card reader from https://www.alxum.com/collections/card-readers. 

Alxum All-in-1 USB 3.0 Card Reader:
1. USB 3.0 all in one Efficient Card Reader: Fast Data/Files Access and Transfer Rate Super-Speed (5Gps) / High-Speed (480Mbps) / Full-Speed (12 Mbps). Compatibled with USB 2.0 / 1.1 / 1.0.
2. Portable Design: Saves space and takes advantage of two-side concave grooves for easily putting in and taking out your sd card.
3. 3 cards simultaneously supported. Truly Plug & Play and Hot swapping capability; LED indicates activity status. Cable Length- 30CM ( 1 feet, 12 inches).
4. 3-Port Card Reader Slot: Support SDHC, SDXC, Micro SD, Micro SDHC (UHS-I), Micro SDXC (UHS-I) and CF/MD/MMC; Ideal for transferring high-resolution images, video,files.
5. Compatible Device: Easy to work and fun is fully integrated for your MacBook Air, MacBook Pro, iMac, Google ChromeBook, Microsoft Surface Pro 4 3 2, Lenovo Yoga, ThinkPad, Samsung, Dell ect with USB A port interface; Compatibility OS: Windows XP/Vista/7/8/8.1/10, Mac OS and Linus.

Alxum usb 3.0 card reader is easy to use and carry, your good company for work and travel, you could find different CF/SD/Micro SD Card Reader on https://www.alxum.com/collections/card-readers

View more if you're interested:
What is the Best Compact Flash Card Reader
What is the Best USB C Card Reader
FAQ of Alxum Card Reader