Transcends SDXC 340S memory cards provide the performance and capacity necessary to harness the full power of your UHS-I compliant DSLR cameras and camcorders. In addition to incredible transfer speeds, the cards are Video Speed Class 30 (V30)-compliant, allowing for smooth, uninterrupted 4K video capture.
To deliver the best performance and stability, Transcends SD memory cards are tested to withstand extreme conditions. They are temperature resistant, waterproof, shock proof, X-ray proof, and static proof.
Specification:
Flash Type: 3D NAND flash
Operating Temperature: -25°C (-13°F) ~ 85°C (185°F)
Operating Voltage 2.7V ~ 3.6V
Speed Class: UHS-I U3; V30; A1;A2
Sequential Read/Write (CrystalDiskMark): Up to 160/90 MB/s