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SONMRWS1T
$29.99
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Key Features
- UHS II SD card support: Transfers large RAW and 4K files at up to 300 MB/s with UHS II cards.
- Backwards compatible slot: Works with SD, SDHC and SDXC cards including UHS I and non UHS media.
- USB 3.1 Gen 1 interface: SuperSpeed USB connection improves transfer times over older USB 2.0 readers.
- Direct USB A plug: Standard USB Type A connector plugs straight into desktops and many laptops.
- Compact, lightweight body: Small 57.4 x 31.7 x 11.2 mm design weighs about 20 g for easy travel.
- Bus powered convenience: Powered entirely over USB, no external power adapter or cable needed.
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Sony UHS-II SD Memory Card Reader, USB 3.1 Gen 1, SuperSpeed Transfer Overview
Description
The Sony MRW S1 UHS II SD Memory Card Reader, model MRWS1T, is a compact high speed card reader designed for modern photo and video workflows.Built around a SuperSpeed USB 3.1 Gen 1 interface with a direct USB Type A plug, it delivers much faster transfers than typical built in laptop SD slots,especially when paired with UHS II SD, SDHC or SDXC memory cards.
Supporting UHS II, UHS I and standard SD cards in a single SD slot, this lightweight reader, about 57.4 x 31.7 x 11.2 mm and around 20 g, is easy to carryin a camera bag or laptop sleeve. It works with common Windows and macOS versions, is bus powered over USB, and helps photographers and videographersmove large RAW photo sets and 4K video files quickly so they can spend more time shooting and editing and less time waiting on file transfers.
Benefits
- Faster post production: High speed transfers reduce backup times for high resolution stills and 4K footage.
- Efficient workflow: Lets you offload cards while continuing to shoot on your camera without tethering.
- Future ready media support: Handles UHS II cards today while staying compatible with existing SD media.
- Travel friendly tool: Pocket sized, lightweight design fits easily into mobile shooting and editing kits.
Applications
- Transferring large batches of RAW photos from SD cards to a Windows or macOS editing workstation.
- Offloading 4K video clips from UHS II SDXC cards to fast storage for post production and backup.
- Portable on the go card ingest solution for photographers and creators traveling with laptops.
Competitive Differentiator
True UHS II support in a compact, affordable USB 3.1 Gen 1 reader that plugs directly into USB A ports, delivering high transfer speeds without the bulk or cost of multi slot hubs.
Specifications
| Model / Variant | Sony MRW S1, MRWS1T UHS II SD Memory Card Reader |
| Product Type | Single slot UHS II SD memory card reader |
| Category / Sub-Category | Electronics, Camera Accessories, Memory Card Readers, SD Card Readers |
| Dimensions (W H D) | 57.4 x 31.7 x 11.2 mm |
| Weight | Approximately 20 g |
| Materials / Finish | Plastic enclosure |
| Power / Battery | Bus powered via USB, no external power supply required |
| Performance / Capacity | Supports high speed UHS II SD cards, up to about 300 MB/s read and 270 MB/s write with compatible media |
| Connectivity & I/O | USB 3.1 Gen 1 Type A host connection, one SD card slot |
| Storage / Media | SD, SDHC and SDXC cards including UHS II, UHS I and standard SD |
| Mount / Interface | Standard USB Type A plug to host, UHS II SD card interface with second row contacts |
| Environmental / Compliance | Intended for indoor desktop or mobile computer use with compatible operating systems |
| Warranty | 1 year manufacturer warranty, region dependent |
| Brand | Sony |
| Manufacturer SKU | MRWS1T |
| UPC | 27242906235 |
What’s included
- 1- UHS-II SD Memory Card Reader
Compatibility
| SD memory cards | SDHC cards | SDXC cards | UHS II media | UHS I media |
| non UHS media | USB 3.1 Gen 1 Type A host connection | USB 2.0 ports | Windows 7 Service Pack 1 | Windows 8.1 |
| Windows 10 | macOS 10.9 or later |
FAQ
Does the Sony MRW S1 reader support UHS II SD cards?
Yes, it is designed for UHS II SD memory cards and uses the second row of contacts in the card to deliver much higher transfer speeds than standard SD readers.
Is the reader compatible with older SD, SDHC and SDXC cards?
The slot accepts SD, SDHC and SDXC cards including UHS I and non UHS media, so it works with existing memory cards as well as newer UHS II cards.
What kind of USB connection does the MRW S1 use?
It uses a SuperSpeed USB 3.1 Gen 1 interface with a standard USB Type A connector that plugs directly into compatible computers and hubs.
Will this reader work with my Mac or Windows laptop?
The reader supports Windows 7 Service Pack 1, Windows 8.1 and Windows 10, as well as macOS 10.9 or later, when a compatible USB Type A port is available.
How much faster is this reader than a typical built in SD slot?
With a UHS II SD card it can reach read speeds up to about 300 MB/s, which is significantly faster than many built in SD card slots found on older laptops and desktops.
Does the Sony MRW S1 require an external power adapter?
No, it is bus powered, drawing the required power directly from the USB port, so there is no need for a separate power supply or cable.
Can I use this reader while continuing to shoot with my camera?
Yes, you can remove a filled SD card from your camera, offload the files with the reader and keep shooting on another card, which speeds up your workflow.
Is the MRW S1 suitable for transferring 4K video files?
It is well suited for moving large 4K video clips and high bitrate footage when paired with fast UHS II SDXC cards and a USB 3.1 Gen 1 port on the computer.
How portable is the Sony MRW S1 card reader?
The reader measures about 57.4 x 31.7 x 11.2 mm and weighs around 20 g, so it is compact and light enough to carry in a pocket, camera bag or laptop sleeve.
Does the reader include any SD cards or cables in the box?
The product is the Sony MRW S1 UHS II SD card reader itself, SD memory cards and additional accessories are sold separately unless noted in a specific kit listing.
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