How much would four of these mini bitcoin machines cost? Posted on January 10, 2017 by 247 Bitcoin 247 Bitcoin Bitcoin News Search 1 News - 247 News - 247 Bitcoin - 1 Search Search for: submitted by /u/asis27912393 [link] [comments] 247 Bitcoin Bitcoin News Search 1 News - 247 News - 247 Bitcoin - 1 Search Search for: