Dear D9 customer,

As the difficulty of coin digging grows, to better serve the customers and bring more profits,  Innosilicon optimizes the firmware of the D9 miner. After upgrading the firmware, the D9 calculating force can reach 2.4TH/s.

The specific updates are as follows:
http://www.innosilicon.com.cn/download/D9_20180524_071211.swu