The AC30 combo amplifier has been an icon for decades. Based on the classic AC30 design, the Custom Series offers numerous up-to-date enhancements, delivering the most versatile AC30 design in VOX history. The AC30C2 offers Normal and Top-Boost channels, each of which has a Volume control and the Top Boost channel offers highly interactive Treble and Bass tone controls. You can sweeten the sound by using the built-in Tremolo effect with adjustable Speed and Depth or add some space with the warm Spring Reverb that is also provided. The AC30C2 has 3 x 12AX7 preamp tubes, 4 x EL84 tubes and 2 x 12" Celestion G12M Greenback speakers.