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Delkin 64GB microSDXC 660X UHS-I (U3) Memory Card with SD Adapter
Delkin 64GB microSDXC 660X UHS-I (U3) Memory Card with SD Adapter

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Map Price: $46.99

Stock Status:Out of Stock
Product Code: DDMSD66064GB


Product Description

Capture smooth, continuous 4K Ultra HD footage, without corruption or dropped frames, with the Delkin microSD 660X UHS-I (U3) Memory Card. Specifically designed to excel in action and cinema cameras, the Delkin 660X microSD card boasts speeds that are able to keep up with even the most demanding video modes. It is the ideal choice for capturing high-speed action shots, as well as super slow-motion footage.

Built for Fast, Flawless Performance

With write speeds surpassing 80MB/s, the 660X microSD card is able to record flawless 4K Ultra HD, 3D & Full HD video footage at frame rates surpassing 120fps. It is also capable of capturing high-resolution time-lapse photography, HDR (high dynamic range) photos, continuous burst shooting, and other demanding video modes, such as GoPro’s Protune®. The microSD card is also rated UHS-I Speed Class 3 (U3), guaranteeing a minimum sustained write speed of 30MB/s. This assures that your recordings will not randomly stop or that frames will not be dropped.

With read speeds that can reach up to 99MB/s, the microSD card ensures quick, efficient data transfer from card to computer. The improved user workflow reduces transfer time dramatically and allows you to view and work on your files sooner.

Rugged & Durable

Built to endure even the most strenuous shooting environments, the microSD card is able to withstand temperatures ranging from 0°C to 70°C. Confidently use it in your camera wherever you go, whether you’re in freezing, snowy climates or in hot, humid desert areas. In addition, the card is also waterproof, shockproof, dustproof and X-ray proof.

Included SD Adapter

Each Delkin microSD card comes with a full-sized SD card adapter, enabling you to use your microSD 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!


  • Excels in Action and Cinema Cameras
  • Supports HD, 3D & 4K Video + High Frame Rates
  • Time-Lapse, Photo-Burst, Protune® & HDR Ready
  • Rugged & Durable
  • Read Speed: 99MB/s
  • Write Speed: 80MB/s
  • UHS Speed Class 3 (U3)
  • Includes a Full-Sized SD Adapter
  • Limited Lifetime Warranty
  • UPC: 750324105423

Testing Data

Cards are tested in the camera at the highest resolution and frame rate to tax the performance of the cards and verify compatibility in these modes.

HERO4 Black Test ParameterPass/FailHERO4 Silver Test ParameterPass/Fail
Video: 4K @ 30fpsPassVideo: 4K @ 15fpsPass
Video: 2.7K @ 48fpsPassVideo: 2.7K @ 30fpsPass
Video: 1080p @ 120fpsPassVideo: 1080p @ 60fpsPass
Video: 720p @ 120fpsPassVideo: 720p @ 120fpsPass
Still: 30/1 Burst (30 photos in 1 second)PassStill: 30/1 Burst (30 photos in 1 second)Pass
Still: Continuous (10 photos/second, ongoing)PassStill: Continuous (10 photos/second, ongoing)Pass
Still: Time Lapse (0.05 second intervals)PassStill: Time Lapse (0.05 second intervals)Pass
Simultaneous Photo + Video (12MP + 1440p @ 24fps)PassSimultaneous Photo + Video (12MP + 1440p @ 24fps)Pass

HERO4 Black Max Looping Test

Settings (NTSC)Start Date/TimeEnd Date/TimePass/Fail
Settings (PAL)Start Date/TimeEnd Date/TimePass/Fail

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