Example image of eyePlorer eyePlorer map for 'USB flash drive': Data storage device Flash memory Universal Serial Bus Floppy disk Gigabyte Megabyte Data retention Linux Mac OS X Microsoft Windows Unix-like USB mass-storage device class Optical disc drive Xbox 360 Disk storage Operating system User interface Printed circuit board Digital audio player Microprocessor EEPROM EPROM Random-access memory IBM M-Systems Original equipment manufacturer Singapore CompactFlash Netac Technology Megabit Kibibyte Connector Gender of connectors and fasteners Integrated circuit Surface-mount technology Microcontroller Read-only memory Digital camera Clock signal Crystal oscillator Phase-locked loop Jumper (computing) Light-emitting diode Write protection Keychain Lanyard Card reader Memory card Lego Swiss Army knife