PRS HDRX 100 Head, electric guitar top, 100 watts, 2 channels (treble and bass), volume control for each channel, 3-band EQ and presece, hi mid switch, bright switch for treble channel, 3x JJ ECC83S, 4x New Sensor ES35EH, switchable impedance (4/8/16 ohms), adjustable bias, dimensions (h x w x d): 25,4 x 54,6 x 25,4 cm, weight: ca 12 kg