Model Number: WY-D20 Material: Metal Price Terms: EXW, FOB, CIF, C&Famp;Famp;F Payment Terms: West union, T/T Package: Poly bag or buyer's demand Minimum Order: 100PCS Delivery Time: 5-7 days Warranty: 1 year Specification: Capacity range: 128MB, 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB USB interface: Plug and play function and hot-swap capability Reading speed: 10 to 22Mbps Writing speed: 3 to 16Mbps USB bus-powered, no external power required System requirement: Microsoft Windows 98/Me/2000/XP/Vista Shockproof, moisture-resistant, and magnetic-resistant Provide OEM service, logo printing, date preload, autorun, customized programming etc. Packing design can be changed as customers need