The Fender Sidekick Bass 30 is a 30w bass amplifier with adjustable volume, treble, middle, bass, and presence controls. Brand: Fender Model Name: Sidekick Bass 30 Type: Bass Amplifier Controls: Volume, Master, Treble, Middle, Bass, Presence Speaker: Fender Speaker Output: 30w Condition: The exterior is in clean condition considering its age, with no major scratches, stains, or sticker residue. The input from the front panel, volume, master, and each tone knob function properly. It has a bright and clear sound quality typical of Fender and can still be used actively. There is also a headphone jack on the back. How about it for students' practice? Thank you for viewing.