Tremolo Tuning, 37 keys, range F-A, 5 treble registers, 120 bass buttons, 4 voices, 3 bass registers, keyboard length 19" * Includes adjustable textile straps. * Gig bag. * Incredible Value * Warranty is for parts and labor to repair any manufacturer defects. it lasts for 90 days after the purchase date * Includes adjustable textile straps * Rugged and musically versatile instrument