JOYO -10B Portable Electric Bass Amplifier features various tones, with gain control knob, volume knob, tone control knob and a dual channel switch for adjusting the sound comprehensively. It is compact and portable, plus the Aux in jack, which guarantees pleasant enjoyment out of music while playing your instruments.

Features:
Dual channel switchable bass amplifier: the real tune of electric bass can be recovered when in the normal channel, and you can also obtain warm overdrive tone when switching in to drive channel.
Controls: gain control knob, volume knob, tone control knob and a dual channel switch for adjusting the sound easily.
5 inches customized full frequency speakers and the super loud 10 watt rated power dedicated for the electric bass.
1/8inch Aux-in Jack for playing backing track, 1/8inch stereo headphone output jack, ensuring subtleness of music and interference-free.
Different power supply modes, you can also install the batteries(not including) and use it in the open air.
Compact and lightweight body, plus 2 hidden shoulder strap buckles on both sides of the amp for conveniently hanging the shoulder strap(not including), easy to carry.

Specifications:
Power Adapter: EU/US/UK (optional)
Main Color: White
Rated Power:10W
Speaker’s Size: 5inch
Input Jack: 6.35mm      
Headphone Jack: 3.5mm(1/8inch)
Aux-in Jack: 3.5mm(1/8inch)
Power Supply: 9V 1200mA Power Adapter or 6 * AA batteries(batteries not included)
Item Size(L*H*W): Approx. 24 * 17 * 15cm/ 9.4 * 6.7 * 5.9in
Item Weight: 1310.7g/ 46.2oz
Package Size: 31 * 21 * 16cm/ 12.2 * 8.3 * 6.3in
Package Weight: 1858.4g/ 4.1lb

Note:
Shoulder strap showed in the picture is not included.
The AA battery is not included.

Package List: I4310US
1 * Amplifier
1 * Power Plug
1 * User Manual (English)

*Just to be clear on DUTY, (regardless of what warns buyers of ) Canada and the USA have a trade agreement in place that allows US citizens to purchase/import up to $800 dollars per purchase in to the United States from Canada with NO Duty at all, State taxes are another story, some states charge a TAX some do not, BUT NO duty.