Discontinued product. System tuner for high-precision tuning. Providence SYSTEM TUNER STV-1JB BLK Tuner + Junction Box + Vitalizer (Black) I incorporated it into a board after purchase, but I hardly used it because I switched to a multi-effects unit. Comes with the original box. I travel frequently, so my responses may be delayed, but I will reply. - Brand: Providence - Model Name: STV-1JB - Type: System Tuner - Power: DC9-18V - Input/Output Terminals: IN, THRU, OUT - Accessories: Box Thank you for looking.