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Compatibility: Ultra High Speed microSD Card U3 supports Backward Compatibility of microSDHC/SD Card Device, USB 3.0 Card Reader & 3.0 USB port is highly recommended.

Real Capacities* and High Speed: microSD Card offers 16GB to 256GB for multiple choices, and enables 1080p ultra HD and 4K+ video capturing and playback.

Universal: microSD Card U3 series are high-performance for 4K UHD video recording, high resolution pictures for any microSD card equipment, and it works with an SD Adapter for further support of SDXC devices*

Quality and Safety: Water-, temperature-, shock-, and X-ray-proof.

Warranty: lifetime warranty.

Certified: CE/FCC/RoHS

Format & Compatibility:

FAT32/exFAT, support microSD host devices (host device must support 4GB capacity or higher)

Work Temperature: -25°C to 85°C    (-13°F~185°F)  

Data Save Temperature: -40°C to 85°C    (-40°F~185°F)  

Water-proof: IEC 529 IPX7, withstanding 72hours in 1m 3% NaCl salt water 

Magnet-proof: withstanding 5000 Gauss static magnetic field (about 13x times of home AV system)

X-ray-proof Immune from airport X-rays

Shock-proof Withstanding 500g shocking or vibration, drops from 5m

Form Factor: 11mm*15mm*1.1mm

Disclaimers:

Real Capacity: 1GB = 1,000,000,000 bytes, different from PC (1GB=1,073,741,824 bytes). Actual usable storage would be less than labeled ones. A portion of capacity may be used for system files and maintenance.

SD Adapter: Not provided.

Format:

FAT32 (microSDHC 16GB-32GB)

exFAT (microSDXC 64GB-256GB)