The 412VS can be used in mono or stereo, as a half stack, or in any combination up to a perfectly ear-splitting set of eight.
4x12" CelestionŽ Vintage 30 speakers
120 watts max per side, stereo (8 ohms per side, stereo)
240 watts max, mono (16 ohms or 4 ohms, mono)
Works well with Spider Valve HD100, HD147, and Vetta II HD