Each one mines at more than 330MH/s, powered only by the USB port. It serves as a replacement of GPUs for mining hobbyists.
Your GPUs could be freed from calculating hashes and resume rendering for you. It is also a perfect gift for getting people to learn about Bitcoin and Bitcoin mining.
The Sapphire Batch:
This is the first batch under production in quantity.
Color of PCB changed to blue Adding a LED which blinks when a share is found Fixing the cgminer compatibility problem Reducing the heat generated and the current to <500mA