This video show you all the key features that the Alpine INE-Z928HD has to offer. Check us out on www.facebook.com/techronics www.instagram.com/techroincs www.twitter.com/techronics Get your today at: http://www.techronics.com/caraudio_18509_Lightning-Audio-LA-51000-1000W-5-Channel-Car-Audio-Amplifier.html General Features: LA Series 5-Channel Class A/B Car Amplifier Channel 1-4 RMS Power Rating: - 4 ohms: 62.5 watts x 4 chan. - 2 ohms: 100 watts x 4 chan. - Bridged, 4 ohms: 200 watts x 2 chan. Subwoofer Channel RMS Power Rating: - 2 ohms: 200 watts x 1 chan. - 1 ohms: 250 watts x 1 chan. Total MAX power output: 1000 watts