High-Speed SD Reader
2025-06-04 03:33:41

Sanwa Supply Unveils High-Speed SD Card Reader with UHS-II Support

Sanwa Supply, based in Okayama, Japan, has announced the release of their new high-performance SD/microSD card readers: the 400-ADR337GM and the 400-ADR338GM, available since June 4. These compact devices, designed for both creators and business professionals, showcase remarkable capabilities, including simultaneous reading of SD and microSD cards, a maximum transfer speed of 312MB/s, and support for 4K/60Hz Apple ProRes recording.

Key Features


  • - Ultra-Fast Transfer Speeds: With UHS-II compatibility, users can expect transfer speeds approximately three times faster than UHS-I, reaching up to 312MB/s. This feature is particularly beneficial for those handling large amounts of data, such as 4K video files and high-resolution images.
  • - Simultaneous Recognition: The dual-slot design enables users to read and write data from both SD and microSD cards at the same time. This functionality significantly enhances workflow efficiency, allowing seamless data transfer between multiple media.
  • - Compact and Portable Design: Measuring just W5.6 x D3 x H1 cm and weighing only 18g, these card readers are perfect for on-the-go use. The inclusion of a strap and a strap hole ensures easy portability, making them ideal for nomadic workers or anyone working remotely.
  • - Optimized for Creatives: Tailored specifically for content creators, these devices efficiently handle 4K/60Hz Apple ProRes filming, making them a valuable asset for video editors and photographers. They also connect directly to smartphones and tablets, providing wide compatibility with USB-C devices.
  • - Stylish and Durable Build: The card readers come in a sleek gunmetal aluminum body, ensuring durability while also promoting good heat dissipation. Additionally, users can attach the protective cap at the back, enhancing its practicality.

Product Specifications


  • - Model 400-ADR337GM: USB Type-C supported. Price: ¥2,255 (excluding tax). View Product
  • - Model 400-ADR338GM: Compatible with both USB Type-C and USB A. Price: ¥2,709 (excluding tax). View Product

For more information, consumers can check out the following links:

About Sanwa Supply


Founded in 1951, Sanwa Supply Inc. has been a leader in the development and manufacturing of computer supplies. The company operates from Okayama and has multiple locations across Japan, including Tokyo and Osaka. For inquiries, you can reach them at 086-223-5680 or via email at direct@sanwa.co.jp.

As technology evolves, Sanwa Supply continues to innovate, catering specifically to the needs of today’s professionals, reaffirming its commitment to delivering top-quality products.


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Topics Consumer Products & Retail)

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