About this 3D model
This little thingy is a simple USB based Programmable System-on-Chip that you can either plug into a breadboard, or solder wires onto. It gives you several analog and digital channels that you can program. Uses: 2 Channel analog audio mixer 2 Channel analog audio filter USB to UART/I2C/SPI converter USB data acquisition see more about the chip used here : http://www.cypress.com/?id=177