SanDisk Ultra 64 GB microSDXC Class 10 UHS-1 Memory Card 30MB/s $54.51 @Amazon

• Highest Full HD video recording performance available with class 10 rating
• Ideal for Android and other smartphones and tablets
• UHS-1 enabled
• Transfer speeds up to 30 MB/s
• Class 10 video recording performance
• Double your speed for advanced photo capture
• Keep all your files in one place with the SanDisk Memory Zone app
• Water-proof, temperature proof, X-ray proof, shock proof±

Go to Amazon and own it for only $54.51 with Free shipping