onuosu d1 tpa3255 pffb stereo power amplifier 300wx2 with treble bass tone,subwoofer,pre-out, for home theater 2.1 channel amplifier,with 36v 5a power adapter (red, d1) red d1 is up for auction in Electronics. This item is in Good Condition. This auction has ended — similar items appear in live auctions regularly.