The single channel King Cobra is a 30 watt amplifier based on the C-30 power section and offers both Reverb and Tremolo making it one of our most feature packed amplifiers! Controls are volume, master tone, tremolo speed, tremolo depth, reverb, cut and master volume. It has the same features as the Cobra with the exception of 2 x EL34 tubes instead of 4 x EL84 tubes. High/low power switch, speaker phase selector. It has one EF86, four 12AX7s, four EL84s, and one 5AR4/GZ34.