Park Bass GB 25-10 (or similar GB 25-12 variant) combo bass amplifier, a brand historically designed and manufactured by Marshall as an import practice line.The interface panel layout includes the following technical controls and physical features:⚙ Front Panel Layout & ControlsDual Inputs: Features Input 1 and Input 2 1/4" instrument jacks, accommodating varying output levels (such as active vs. passive bass pickups).Gain Management: Equipped with an initial Volume adjustment knob to control pre-amp signal strength.3-Band Equalization (EQ): A dedicated equalization block offering distinct rotational controls for frequency manipulation:Bass: Shapes the lower-end frequencies and punch.Middle: Adjusts the midrange response and presence.Treble: Dictates high-end bite and clarity.