Used sparingly then placed in storage. Exceptionally high quality Chinese integrated tube amplifier . The Audio Space brand was distributed in Canada by an authorized distributor who put $250 worth of part upgrades into every unit for Canadian market. Class A/B push-pull tube integrated amp that has an output out 32 watts in ultralinear mode or 15 watts in triode. 3 line inputs Tube complement is 4 x EL34s, 2 x 12AU7s and 1 x 12AX7. Unit has been checked over and re-tubed with premium Electro-Harmonix tubes by a qualified technician Manual & power cord included. Replacement cost including premium tubes $2500 Refer to attached website link for further information. I have had three out of town offers to purchase amp but I prefer not to ship tube electronics.