Tweak the tone controls to get your sound just right. Speaker Size: 6.5 Inch. Drum Signal Input: 6.35mm Gauge Jack + 3.5mm Gauge Jack.2 Channels Volume Control, Treble & Bass Control. The item "20W Electronic Drum Kit Amplifier 6.5 Speaker Monitor Electric Amp Aroma ADX-20" is in sale since Monday, January 11, 2021. This item is in the category "Musical Instruments\Percussion\Drums\Drum Kits". The seller is "hillsound2019" and is located in Girraween, New South Wales. This item can be shipped worldwide.