With a professional finish & keyring hole for added portability, the 64 GB Samsung BAR USB (Universal Serial Bus) 3.0 Memory Stick safeguards your data wherever you are. Durable storage With a sophisticated, streamlined design, the compact BAR combines form & performance. It's perfect for on the go storage & is compatible with PCs & Macs. 64 GB capacity The 64 GB BAR USB (Universal Serial Bus) 3.0 offers NAND flash technology & a five year warranty for long-lasting reliability. Store all your important files & documents & enjoy super-fast data transfers thanks to USB (Universal Serial Bus) 3.0 connectivity. The BAR is backwards compatible with USB (Universal Serial Bus) 2.0 for added versatility. ideal to be used with your office laptop or PC, the Samsung BAR USB (Universal Serial Bus) 3.0 Memory Stick lets you enjoy professional performance & an ultra-compact design.