I bought both the series 2 and series 3 at the same time to see which I liked for ocassional use with my Rob Allen fretless bass. The series 2 fits the bill so the 3 is for sale. Used for a few minutes while A/B ing. Works great with my 1spot 9 volt power supply. New shipped these are $108.00 $93.00 shipped paypal lower 48 No trades.