1. Smart matching, compatible with USB audio devices.2. Black colloidal chip, faster, more stable, and higher speed transmission.3. Small size and large capacity, high-speed transmission, mass storage of various songs/videos, etc.4. IPX-7 waterproof to avoid file damage and loss.5. Stimulate the potential of audio, without changing the car audio, instantly improve the sound effect.6. Parameters:Material: PPCInterface: USBScope of use: cars, computers, TVs, mobile audio and other equipmentNumber of erasing and writing: more than 1,000,000 timesWorking temperature: 0-60 degrees CelsiusStorage temperature: -20~85 degrees CelsiusTransmission speed: read 17-90MB/s, write 6-45MB/s

http://olla.gr/car-usb-interface-mini-metal-u-disk-capacity-64gb/