What you are looking at is an ULTRA RARE Soundstream Reference 200S 2 channel amplifier made in the 90's!! rated at 200 watts, but will see a lot more with the right voltage!!! Most sought after Soundstream amps put there! OLD SCHOOL POWER!!!! Check out my store for more amps and tons of other OLD SCHOOL CAR AUDIO!!!! I am a 15 year Ebayer with over 2300 positive feedback!!! I ship fast and take pride in my items when I ship them. THANKS AND GOOD LUCK!!!! BTW - All my items are... sold AS IS!!! I fully test and record each item working before i sell it!!! I am a trusted Ebayer and do not do this to scam anyone