
SanDisk
SanDisk SDDD2-064G-G46 Ultra 64GB USB 3.0 OTG Flash Drive
★★★★★
USB 3.0
SanDisk's dual-connector 64GB OTG flash drive moves files between Android devices and computers at USB 3.0 speeds up to 130MB/s.
$10.82*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.
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Overview
Key Features
Dual micro-USB and USB 3.0 connectors
High-speed USB 3.0 performance with up to 130MB/s file transfer from drive to computer
SanDisk Memory Zone application (available on Google Play) lets you easily manage and back-up content on your smartphone and tablet2
5 year limited warranty (US)
Specifications
Capacity
64GB
Connectors
Micro-USB and USB 3.0 Type-A
USB Standard
USB 3.0
Read Speed
Up to 130MB/s (drive to computer)
Software
SanDisk Memory Zone (Google Play)
Warranty
5 Years (Limited, US)
Pros & Cons
👍 Pros
- Dual micro-USB and USB 3.0 connectors allow direct file transfers between Android devices and computers without cables
- USB 3.0 read speeds up to 130MB/s make transferring large files to a computer quick and efficient
- Compact pocket-sized design is easy to carry on a keychain or in a bag
- SanDisk Memory Zone app provides simple file management and backup on Android
👎 Cons
- Micro-USB connector is not compatible with newer USB-C Android devices without an adapter
- 130MB/s speed rating applies only to reads from drive to computer; write speeds are notably slower
- No cap or retractable mechanism on the micro-USB end, leaving the connector exposed to dust and damage
- 64GB capacity may be limiting for users who need to transfer very large video files or extensive photo libraries
Frequently Asked Questions
What two connectors does this flash drive have?
It features a micro-USB connector on one end for plugging into Android smartphones and tablets, and a standard USB 3.0 (Type-A) connector on the other end for connecting to computers. This dual-connector design lets you transfer files between devices without needing cables or cloud services.
How fast can this drive transfer files?
The USB 3.0 connector delivers read speeds up to 130MB/s when transferring files from the drive to a computer. Write speeds and micro-USB transfer speeds will be slower and depend on the connected device's capabilities.
Is this flash drive compatible with USB-C phones and tablets?
No, this drive uses a micro-USB connector for the mobile end, which is designed for older Android devices with micro-USB ports. Devices with USB-C ports would require a separate adapter to use this drive.
What is the SanDisk Memory Zone app?
SanDisk Memory Zone is a free Android app available on Google Play that helps you manage, browse, and back up content stored on your phone or tablet directly to the flash drive. It provides an organized way to free up space on your mobile device.