The most efficient USB miner ever manufactured is available in limited quantities! The Compac features 1 Bitmain BM1384 chip (same chip in S5) and a fully adjustable regulator design that gives you a core voltage range of 550mV to 800mV. Typical hasrate is 8-11gh/s depending on clock rate. Efficiency is .31-.35 watts per gh.
- 8-11gh/s mining speed
- 31-.35 watts per gh!
- Powered off a single usb port
- Completely silent operation
- Bitmain BM1384 chips