The most efficient USB miner ever manufactured is available in limited quantities! The 2-PAC Compac features 2 Bitmain BM1384 chips (same chip in S5) and a fully adjustable regulator design that gives you a core voltage range of 550mV to 800mV. Typical hasrate is 15+gh/s depending on clock rate. Efficiency is .31-.35 watts per gh. **NOTE** This is the “2-pac” usb miner. It is not a “2 pack” of usb miners. It is named 2-pac because it is a single miner with 2 asic chips, as opposed to 1.15+gh/s mining speed(Higher speed requires usb port above spec)
32-.35 watts per gh!
Completely silent operation
2x Bitmain BM1384 chips
2-pac is the name(2 chips one board) This is not a “2 pack” of miners, but a single miner with 2 chips.
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