LUXMAN LUXKIT A3550 Tube Power Amplifier Condition. The operation has been confirmed. Although the exterior has a slight scratch on the front due to use, There are no noticeable scratches or stains.Mounted vacuum tube=Tung-Sol 6550A x 4, GE 6CG 7 × 4. Dimension: W 465 x H 176 x D 226 mm. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps". The seller is "bambootokyo" and is located in this country: JP. This item can be shipped worldwide.