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SanDisk Ultra Dual M3.0 256GB USB drive with extended micro-USB connector
SanDisk Ultra Dual M3.0 256GB USB drive with extended micro-USB connector
Close-up of SanDisk Ultra Dual M3.0 slide mechanism and USB 3.0 port
Side view of SanDisk Ultra Dual M3.0 flash drive showing silver body and keyring
SanDisk Ultra Dual M3.0 256GB USB 3.0 flash drive with micro-USB port and slide mechanism
SanDisk Ultra Dual M3.0 256GB USB 3.0 flash drive showing extended USB-A connector
SanDisk Ultra Dual M3.0 256GB USB 3.0 flash drive angled view with blue USB 3.0 port
SanDisk Ultra Dual M3.0 256GB USB 3.0 flash drive with micro-USB and slide-out connector
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SanDisk Ultra Dual M3.0 (SDDD3-256G-G46) 256GB USB 3.0 Slide Storage

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Product Code: UDHO-3607

MPN #: SDDD3-256G-G46

Product Condition: New

Running out of space on your phone while trying to capture memories or share files can be frustrating. The SanDisk Ultra Dual M3.0 (SDDD3-256G-G46) 256GB USB 3.0 Slide Storage is a compact USB flash drive that lets you move photos, videos and documents between your Android device and any computer quickly and safely. Its slide-out design means you never lose a connector, and the built-in Memory Zone app helps you keep your phone tidy.

Why Choose SanDisk USB flash drive

Using this drive feels effortless. You simply plug the micro-USB end into your phone, slide out the USB-A connector, and drag files to or from your laptop. The high-speed USB 3.0 interface makes large transfers feel instant, so you can free up phone storage in minutes and keep your favourite media at hand. The sleek silver body is lightweight and fits easily in a pocket or bag, making it a handy companion for travel, work or school.

Benefits of SanDisk USB flash drive
  • Space saver: instantly clears phone memory so you can capture more photos and videos.
  • Time saver: transfer a full-length movie in seconds with USB 3.0 speeds.
  • Compatibility: works with any OTG-enabled Android device and standard USB ports.
  • Organisation: the Memory Zone app lets you back up and sort files in one place.
  • Reliability: backed by a five-year limited warranty for peace of mind.

Key Features of a 256GB USB flash drive
  • Capacity: 256GB. Holds thousands of photos, hours of video and large documents.
  • Interface: USB 3.0 / micro USB. Connects to both phones and computers for versatile use.
  • Transfer speed: 150 MB/s. Moves files much faster than older USB 2.0 drives.
  • Form factor: Slide. Retractable design protects connectors and adds durability.
  • Dimensions: 0.5in × 1.2in × 1in. Small enough to slip into a pocket or keyring.
  • Weight: 0.18oz (5.2 g). Lightweight so it never feels like a burden.
  • Colour: Black. Professional look that matches most devices.
  • Compatibility: USB On-The-Go. Works with any OTG-enabled Android smartphone or tablet.
  • Operating temperature: 32 °F - 95 °F. Safe to use in typical indoor environments.
  • Warranty: 5-year limited warranty. Confidence in long-term performance.

Usages of a 256GB USB flash drive

This drive is ideal for anyone who needs a reliable way to back up mobile media, such as travellers capturing high-resolution photos, students sharing large project files, or professionals moving video footage between a phone and a workstation. It also suits casual users who simply want to free up phone space without relying on cloud services.


Specifications
Miscellaneous
Miscellaneous / Color CategorySilver
Header
Header / ModelDual M3.0
Header / Product LineSanDisk Ultra
Header / Packaged Quantity1
Dimensions & Weight
Dimensions & Weight / Height0.5in
Dimensions & Weight / Width1.2in
Dimensions & Weight / Depth1in
Dimensions & Weight / Weight0.18oz
Memory
Memory / Interface TypeUSB 3.0 / micro USB
Memory / FeaturesUSB On-The-Go compatible
Manufacturer Warranty
Manufacturer Warranty / Service & SupportLimited warranty - 5 years
Environmental Parameters
Environmental Parameters / Min Operating Temperature32 °F
Environmental Parameters / Max Operating Temperature95 °F
Service & Support
Service & Support / Type5-year warranty
Flash Memory
Flash Memory / Product TypeUSB flash drive
Flash Memory / Interface TypeUSB 3.0 / micro USB
Flash Memory / Storage Capacity256GB
General
General / Product TypeUSB flash drive
General / Storage Capacity256 GB
Software / System Requirements
Software / System Requirements / OS RequiredApple MacOS X 10.6 or later, Android, Microsoft Windows Vista / 7 / 8 / 10
Summary Details
Capacity256 GB
Device interfaceUSB Type-A / Micro-USB
USB version3.2 Gen 1 (3.1 Gen 1)
Read speed150 MB/s
Form factorSlide
Weight5.2 g
Product colourBlack

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