Yamaha TRBX304 4/4 electric bass guitarIntroducing the Yamaha TRBX304 4 4 electric bass guitar The perfectly balanced, ultra comfortable solid mahogany body provides the optimum tonal foundation, while the performance EQ active circuitry gives instant access to perfectly dialled in stage ready tones, giving you all the control you need. Top quality materials The TRBX304 sculpted solid mahogany body, with a mass optimized 3D design creates the optimum balance between tone and comfort