Detailed Product Description - Guitar Amplifier VG-100 Head + GB12-4R-B Head: VG-100H- Output power: 100Wrms (120W ) / 4 Ohm- 4 Band Tone ±12dB Bass, Middle, Treble, Presence- 5 Band EQ. ±20dB 100Hz, 300Hz, 1kHz, 3kHz, 9kHz- Clean channel with Volume- Effect mix. with Send, Return- Line out- Speaker impedance min. 4ohmCabinet: GB12-4R-B4 x 12 Celestion Rocket 50 (200W)