Full Details from Amazon.com : http://www.amazon.com/gp/product/B00HSC0D3W?tag=onigi-20
BITMAIN ANTMINER U1 1.6 gh/s USB ASIC Miner. Overclockable
Hashes stock at 16GHs Easily overclock to 22GHs and over
Extremely low power consumption at only 2 Watts
Connects to any standard USB Port Requires 05Amps of power Can support USB 30 also
Fully supported in BfgMiner And CGMiner Just plug and playor mine
Nearly 5 times faster then other USB miners Great for the beginner miner or professional