Profile: Nexus (GB) Ltd provides portable memory products. We supply a complete range of secure memory keys and tokens. Our rugged memory keys & tokens are available with a wide range of memory, holding from 1Kbit to 1GByte of data with industry standard interface protocols including microwire, I2C, SPI and USB. They have been built to withstand water, mud, dust, shock & vibration and are often used in environments where they are exposed to chemicals, electrostatic discharge, autoclave sterilisation & extreme temperatures. Secure memory is available as keys or tokens, they include a unique unchangeable embedded serial number which prevents duplication of data. These data carriers have 1.5Kbits of read / write EEPROM memory. These products are ideally suited for access control, personal identification, licensing / revision control and loyalty programmes. We also provide receptacles, development tools, readers & writers and custom development.