About the price for new series Antminer s9, set at 2,100 USD (excluding PSU) per unit. Prices in this series, approximately three-four times the price of Antminer S7. The price to be paid by the miners, especially approached this halving. However, if you look at the amount of hash rate, this price may still be considered reasonable. Especially if the specifications are able to require a relatively smaller power and sparingly.