I am the second owner. New product: Marshall SN20C 【STUDIO900】20W combo amplifier It appears to have been purchased new from a musical instrument store in July 2025. I have confirmed the warranty card from the musical instrument store. Features: UK-made full tube amplifier The Studio 900, produced at the same Bletchley UK Marshall shop as the JCM900, features two ECC83 tubes in the preamp, two 5881 tubes in the power amp, and one ECC83 in the phase splitter. It produces a valve tone just like a Marshall 100W head. Portability: The SN20H weighs 11.2kg, and the SN20C, a combo amplifier with a speaker, weighs 18kg, boasting excellent portability. Power Reduction: A switch to select output: 20W/5W/1W or less, providing optimal volume and maximum performance from home use to the stage. (Models other than Studio 900 only have 20W/5W switching). Power Reduction A switch to select output: 20W/5W/1W or less, providing optimal volume and maximum performance from home use to the stage. (Models other than Studio 900 only have 20W/5W switching). Other Specifications ・Reverb included. ・2-channel specification. The included footswitch allows instant channel switching and reverb on/off. ・Effects loop. Equipped with a Volume control that can adjust the volume from -10 dBV to +4 dBu. ・LINE OUT. Equipped with a DI out & Recording Compensated Line Out to send the preamp signal to an external power amp, interface, or PA. [Specifications] Type: 20W amplifier (with 5W, 1W or less power reduction) Vacuum tubes: ECC83 x 2, ECC83 x 1 (phase splitter), 5881 x 2 Outputs: Speaker out (16, 8, 4Ω), LINE OUT Speaker: Celestion G12T-75 (16 Ω, 75 W) Body size, weight: 510 (W) x 460 (H) x 255 (D) mm, 18kg