INPUT		Jack accepts any low to line level signal source
VOLUME		Controls the overall sound level
	TREBLE	Adjust the high frequency output level with control:  The TREBLE control allows a total range of 16dB boost or cut at 3kHz.
	MIDDLE	Adjust the mid frequency output level with this control.  The MIDDLE control allows for 16dB of boost or cut at 1kHz.
	BASS	Adjust the low frequency output level with this control:  The BASS control allows a total range of 16dB of boost or cut 100Hz
HEADPHONE		For private practice sessions, plug a pair of stereo headphones into this jack.  The internal speaker is disconnected when ever headphone are being used.
ON LED		This LED will glow when you turn on the SB-15,  Showing you that the amplifier is activated and ready to play.
POWER		This switch is used to turn the amplifier ON or OFF.
SPECIFICATIONS		Output Power Rating ----- 12watts RMS @5% THD 8 ohm 230AC  Speaker                  ----- 6 1/2" SD custom Design 8 ohm  Power Requirements ----- 230v 60Hz 35 watts max (Fuse: T250mA250V)  Size and Weight       ----- 310mm(W) x 200mm(D) x 310mm(H), 4.8kg