Hartke HA 3500 Bass Top, professional bass head - 350W into 4 Ohms, 250W into 8 Ohms, tube and transistor preamp, 10-band EQ, 2-band contour, 2 x 6.3mm jack outputs, FX send & return, bipolar design, passive/active input. Depth: 37,2cm, height: 10 cm