... gain. The distorted volume, the bass, the tenor, the treble, the reverberation, the earphone outputs, 10” speaker box body size ... sound boxWooden casing, input, degree of distortion, cut, bass, tenor, treble, volume, earphone, ultra thin type, .6.5 “speaker. , box ... boxWooden casing, input, degree of distortion, cut, bass, tenor, treble, volume, earphone, ultra thin, inclined 45°. belt iron stand . ...