If you prefer a sophisticated Variation, go to the Z15 Professional antminer or If you would like a far more more cost-effective miner go with the refurbished Z15 These specs are supplied by the stock firmware from Bitmain engineers. As a rule, these systems do not reveal the total possible https://antminer-z15-second-hand39429.blogdon.net/what-to-know-about-used-antminer-z15-overclocking-55347631