... amplifier AmplifierModel: SOYO-WTA2010RRated power: 25w + 25wFront Panel: with Volume Control, Treble Adjustment, Bass Adjustment,Equalizing Regulation, ... power amplifier circuit design, with 2.4G digital wireless audio transmission. From left to right on the front panel : Power ... input, small in size, portable carry, is the best choice to equip with 5.1 wireless surround speakers, wireless speakers, ...