Yamaha TRBX304 WH TRBX-304 White 4 String Bass Guitar w/ Gig Bag and Bass Accessory Bundle Includes a Gig Bag and Bass Accessory Bundle! Sculpted solid mahogany body 5-Piece, bolt-on, maple/mahogany neck YGD designed M3 pickups Exclusive Performance EQ active circuit with five performance-tuned full spectrum EQ curves