The FX-AUDIO TUBE-P01J vacuum tube amplifier, a high-quality model with RCA input terminals and speaker output terminals. See here for details: http://nfjapan.com/tube-p01j/ This is the base model, not a tuned model. It comes with a TUBE-P01J replacement vacuum tube matched pair set (2 x 6J1 vacuum tubes + 2 x 6P1 vacuum tubes). Box and manual included. There are no scratches, and the usage time is less than 10 hours. An AC adapter is not included, so please prepare one. Thank you for looking.