Usually 3-5 Days. 45 Day Lowest Price - 100% Satisfaction Guarantee. Don't compromise your bass tone - the GBE600 is a versatile, high powered 625 Watt rack-mount 2-space amp that mixes tube warmth with solid state performance. Features a switchable pre-amp section (1 tube, 1 solid state) that can be blended for a wide variety of tones and colors along with a powerful EQ system for even more control.