These are the latest 45MB/s SD Cards from Integral with 5 year warranty.
High Speed SDXC Card 64GB
Class 10 U3 SDXC Card Up to 45MB/s write rate and 90MB/s read.
Do not get confused with cheaper SD cards claiming higher read / write speeds. Team use high end controller chips which mean continuous high data transfer suitable for HD video recording and loop recording dash camera.
• Team SDXC are Class 10 U3 Speed to ensure that when your das cam is recording, data is saved faster.
• Up to 45MB/s transfer speed*
• Works brilliantly with the latest HD digital dash cameras - ensuring smooth video capture even at Full HD (1920 x 1080p)
• Class 10 U3 speed also enables faster data transfer from SDXC to PC/Mac (using a card reader)
• Lifetime warranty