IRDM UHS-I U3 microCARD brings high performance and reliability for everyone who wants to shoot 4K and slow motion videos or shoot high quality JPEG/RAW pictures in fast burst modes.

Key features
  • Available capacities:
    32 GB 64 GB 128 GB
  • UHS-I U3 interface
  • Up to 100 MB/s read speed
  • V30 Video Speed Class
  • Perfect for 4K video processing
  • Designed for harsh conditions
  • Lifetime warranty


32, 64, 128 GB

Card standard


Max. transfer

read: up to 100 MB/s
write: up to 70 MB/s

Card dimensions

15.0 x 11.0 x 1.0 mm

Interface speed


Video Class Standard


Operating temperature

-25 to +85°C (recommended)

Storage temperature

-40 to +85°C (recommended)

Storage capacity for GOODRAM memory cards and USB is always expressed in decimal values. That means, 1GB equals 1 000 000 000 bytes. Operating system that use the binary conversion ie. 1GB equals 1,073,741,824 bytes may show lower storage capacity value than advertised.
32GB MICRO CARD V30 (UHS-I U3) + adapter 100/40MB/s IRDM GOODRAM32 GBmicro card + adapterIR-M3AA-0320R125908267930304
64GB MICRO CARD V30 (UHS-I U3) + adapter 100/40 MB/s IRDM GOODRAM64 GBmicro card + adapterIR-M3AA-0640R125908267930311
128GB MICRO CARD V30 (UHS-I U3) + adapter 100/70 MB/s IRDM GOODRAM128 GBmicro card + adapterIR-M3AA-1280R125908267930328

GOODRAM reserves the right to change the specification at any time without prior information.

Form factor Size File
Product brochure PDF 0.1 MB
Manual PDF 1 MB
Photos ZIP 13 MB