... Flanger amp features a powerful speaker and specified tone control system, which is versatile for all styles. It delivers crystal ... you want. You can even output your signal to PA system for amplifying!SpecificationGF-15Output: 15 watts into 8 ohmsControls: Normal ... Switch,Drive Volume, Treble, Middle, BassFeatures: Headphone Jack, Output Jack,Speakers: 6.5"- 8 ohm SpeakerColor:Dark RedMeas. (cm):44.5 ...