HERE I HAVE MY BLAUPUNKT 850 WATT POWER AMP THIS AMP IS IN PERFECT WORKING ORDER AND CAPABLE OF RUNNING OF RUNNING ANY SUB WELL ONLY SELLING AS I BROUGHT THIS AND FITTED INTO MY MISSUS CAR AND SHE CANT STAND THE ' BASS ' SO ITS GOTTA GO SO GRAB A BARGAIN AT £55 AS THESE ARE STILL SELLING FOR OVER £110 ON THE AUCTION SITE