Vox AC4TV All-tube Practice Amplifier Up-to-date, Class A version of the 1961 classic AC4 - with additional 16 Ohm output EL84 power tube; 12AX7 preamp tube; custom-made VX10 Celestion 10" speaker Retro-chic "TV" front styling shared by the 1958 AC15 Simple but effective Volume, Tone and Power controls deliver that British top-end tone 4 Watt; 1 Watt; and quarter Watt attenuation delivers classic tube tone at any level