Designed by the same Hartke Bass pros that put bass in your face on stage and in the studio, B Series Combos feature the tone and performance that bass players expect from Hartke Systems. All B Series Combos feature reinforced cabinets with steel grills, line level and headphone outputs, and are covered by Hartke"s Three Year Limited Warranty. Remember, at Hartke there"s not a guitar amp in the place because bass rules! The B200 features 20 watts RMS, a heavy-duty 8 in. bass driver, 3-band EQ with a Special Shape tone circuit, and an effects loop. 1x8" Paper driver Power: 20 watts Effects Send and Return Signal-To-Noise: 67 dB Dynamic Range: 80 dB Dimensions: 14.6" (H) x 15" (W) x 9.5" (D) Weight: 25.5 lb.WARRANTY 3 years parts and labor.