4x12" custom Celestion speakers 75-watts max 8 ohm - per side Stereo operation only 66 lbs. 28"W x 15"H x 28.5"D When only a wall of sound will do, Line 6 Spider II 4x12 Cab is the one for you. This is an open-backed cab that can be stacked or spread wide with 4x12" custom Celestion speakers. Spider II 4x12 Cab was designed as the perfect companion to your Spider amp or combo. This 4x12 stereo cab is designed to take all the punishing riffs your 150-watt Spider® II HD head can throw out. With its custom-designed Celestion speakers, slanted cabinet, and stereo inputs, you’ll have everything to make your Spider II HD head powerful and destructive.