Marshall MG15G Amplifier: Marhsall MG Gold Series. Power: 15W. Speaker: 1 x 8. Effects: No Entries: 1 x 2 channels (Clean / Overdrive). Controls: Volume x 2 Gain, Contour, Graves, Media and Agudos. Channel change control. Impedance: 8 Ohm. Atrial output: 1 with speaker emulator. Weight: 7.6 kg. Dimensions (W x H x D): 375 x 370 x 195 mm.