• Model: S1B
• Input : Bass Input (6.35mm input jack), AUX Input (3.5mm input jack
• Output : 3.5mm headphone output, Speaker output
• Switch : Clean/Distortion switch
• Knobs : 
VOL.-Poweron/off and Control the master volume
BASS - Bass Control the level of distortion
TONE - Control the TONE
GAIN - Control the GAIN
• Indicator lights : Power indicator light
• Reacharge : 5V/1A USB adapter (not included)
• Built - in battery :18650 battery pack
• Speaker : Two speakers, 3 watts each
• weight : 490g
• Dimension : 139(L)x97(W)x88*(H)mm
• Packing List : Mini Bass Amp X1, USB Power Cable X 1, 3,5mm Audio Cable