Kioxia TransMemory U366 USB flash drives support USB 3.2 Gen 1 interface type-A with small, stylish metallic body. TransMemory U366 USB flash drive’s stylish, metal housing compliments design-conscious notebook PCs and goes wherever you go, in style. Stylish, Compact Design - TransMemory U366 USB flash drive’s stylish, metal housing compliments design-conscious notebook PCs and goes wherever you go, in style. Small in size, big in storage - At 39mm long, 12.2mm wide and 4.5mm thick and up to 128GB, the U366 easily goes where you go. Easy-to-carry key ring - Worry less about leaving it behind! The U366’s key ring will let you easily pair it up with your house/car keys. Fast File Transfer - Utilizing USB 3.2 Gen 1 technology (backwards compatible with USB 2.0). 64GB deliver up to 100 MB/s. Capacity: 64GB.