Free 30 Day Membership to The Underwater Club with any purchase over $2000!

Delkin Devices BLACK UHS-I (U3/V30) microSD Memory Cards (Choose Capacity)



This is the perfect memory card choice for the GoPro HERO8 Black and the GoPro HERO7 Black for use with the iBubble Underwater Drone, or any other camera that uses microSD memory. 

Product Highlights:

  • [32GB, 64GB, 128GB, 256GB] Storage Capacity
  • UHS-I/V30/U3/Class 10
  • Max Read Speed: 90MB/s
  • Max Write Speed: 90MB/s
  • Min Write Speed: 30MB/s
  • Supports 4K & Full HD 1080p Video Recording at High Frame Rates
  • Time-Lapse, Photo-Burst, Protune® & HDR Ready
  • Water / Shock / X-ray Proof
  • SD Adapter Included
  • 48-Hour Replacement Guarantee


 The BLACK UHS-I (U3/V30) microSD Memory Card from Delkin Devices combines industrial strength & reliability with unparalleled performance, plus a quality guarantee like no other card. Optimized to excel in the latest action cameras and drones, the BLACK microSD card delivers speeds capable of capturing smooth, continuous 4K and Full HD 1080p footage without corruption or dropped frames. BLACK is the toughest, most reliable memory line on the market and is sold only through authorized camera stores that are chosen for their commitment to customer service & knowledgeable staff.


Rugged Industrial Design

Built to endure even the most strenuous shooting environments, the BLACK microSD card is durably designed to be waterproof, shockproof and X-ray proof, as well as have an extended temperature range from -13°F to 185°F (-25°C to 85°C). In addition, the card also utilizes built-in error-correction and wear-leveling to ensure data integrity and a long lifespan.


Approved for HD, 4K & RAW Burst

With write speeds surpassing 90MB/s, the BLACK microSD card supports flawless 4K video recording, as well as Full HD 1080p video at high frame rates. The card is also capable of capturing high-resolution time-lapse photography, HDR (high dynamic range) photos, and continuous burst shots. Rated Video Speed Class 30 (V30), the BLACK card guarantees a minimum sustained write speed of 30MB/s, ensuring that data is written swiftly to the card and preventing recordings from randomly stopping or frames from being dropped.


Streamlined Workflow

Capable of offloading data at speeds reaching up to 90MB/s, the BLACK microSD card ensures quick, efficient data transfer from card to computer for immediate access to your files and sooner post-production start time. This is ideal for photographers and videographers who need to quickly unload large amounts of data and get back to shooting.


SD Adapter Included

Each Delkin microSD card comes with a full-sized SD card adapter, enabling you to use your card in a DSLR, camcorder, point-and-shoot camera or any other SD compatible device. Simply slide the microSD card into the included SD adapter and you are ready to go.

48-Hour Replacement

In addition to our Lifetime Warranty, each BLACK card comes with a premium 48-hour replacement guarantee. Simply call our friendly customer service team and we will happily replace any non-working card within 48 hours or less (not including weekends), prior to receiving your non-working card. You can also replace your card over the counter at any Delkin BLACK Authorized Reseller.



Card Type: microSDHC (32GB); microSDXC (64GB - 256GB)

Bus Type: UHS-I

Speed Class: 10

UHS Speed Class: U3

Video Speed Class: V30

Bus Interface Speed:  UHS Class I

Data Transfer: Read Speed 90MB/s Maximum

Write Speed 90MB/s Maximum

Write Speed 30MB/s Minimum

Durability: Shockproof, Waterproof, X-Ray Proof


In the Box

(1) Delkin Devices BLACK UHS-I (U3/V30) microSD Memory Card, SD Card Adapter, Protective Storage Case