Ciway Diamond Guitar USB Flash Drive with Necklace Capacity USB 2.0 Pendrive 1. 100% Genuine 32GB capacity. All USBs tested before shipment by H2 to make sure the genuine capacity 2. Fashion,fantastic lip stick design,Small and pocket-sized for easy transportability, come with 65cm necklace(when looped to be about 32cm) 3. Plug-and-play, no need install extra software 4. Operating system supported: Window 98/98SE/ME/2000/XP,Windows 7/8/10,Mac OS(10.3x above),Linux Kernel (2.6 and above) 5. High speed in writing /reading transfer, Store and save all your photographs, videos, movies and music via any USB port