Antminer A3 is the most efficient asic miner Blake 2B. If you are looking to mine Blake 2B mining algorithm coin this would be the most efficient asic miner for it.
Miner Specifications :
|Model||Antminer A3 (815Gh)|
|Size||125 x 208 x 321mm|
|Wires||10 * 6pin|
|Temperature||0 – 40 °C|
|Humidity||5 – 95 %|
Add power supply if you need one.
Miners ordered before 1pm are shipped out the same day.