The new Raspberry Pi board has 4 USB Ports. 

https://www.sparkfun.com/products/12995?utm_source=SparkFun+Customer+Newsletter&utm_campaign=835e8bc8fc-July14-18newsletter&utm_medium=email&utm_term=0_fa5287abaf-835e8bc8fc-60789269



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Andrew Sylthe
KC9ONA