This is an auction for the Koch "Powertone II" guitar amp head, highly regarded by guitarists both in Japan and abroad for its tube sound, characterized by a core tone with sweet, decaying richness. This is a hand-crafted model made in the Netherlands, a powerful amp that can handle a wide range of styles from clean to metal. In addition to its 3-channel configuration (Clean / Gain / Ultra Gain), it features professional specifications including an effects loop (parallel/serial), a recording output, speaker impedance switching, a standby switch, and independent rhythm & solo volume controls. With a high power output of 120W, it's suitable for stage performances, rehearsals, and recording. The "Speaker Damping" selector (Ultra Low / Low / High) and the "Reverb / FX Mix" mix knob especially support the player's detailed sound creation. While there are minor signs of use, there are no noticeable scratches or damage, and it is in generally good condition. Operation is also problem-free. ▪️Product Name Koch Powertone II ▪️Output 120W Tube Amp Head ▪️Size/Weight Width 705mm × Depth 280mm × Height 281mm (excluding handle) Weight: Approximately 25kg ▪️About Accessories Please consider the above description of accessories as a reference. The accessories are all that are shown in the photos. Items not shown in the images are not included, so please confirm for yourself. ▪️Shipping We will carefully pack and ship using a trackable method. As this is a vacuum tube product, we will pack it securely to prevent damage upon arrival. ▪️Notes As this is a used item, there may be individual differences in how the condition and sound quality are perceived. Please carefully check the photos and description for the condition and specifications, and if you have any concerns, please be sure to confirm them before purchasing. We do not accept returns due to differences in how the sound is perceived, so please understand. ▪️Keywords Koch Powertone II Koch Tube Amp Tube Amplifier Guitar Amplifier Amp Head All Tube 120W Recording Amp High Gain Amp