Instruct: Classify Amazon reviews into positive or negative sentiment
Query: crappy quality

THIS HAS TO BE THE WORSE SET I HAVE EVER PURCHASED THE QUALITY IS CRAP,ONE I GET UP FROM THE COUCH I LOSE SOUND WHILE YOU ARE SITTING THEY ARE NOT TO BAD,I ORG HAS THE SAME MODEL BUT THE TR 140 HAD THEM 6 YEARS AND EVENTUALLY THE PLASTIC ON ONE SIDE BROKE THE HEADPHONES STILL WORK THE QUALITY WAS GREAT I COULD GO OUT SIDE AND STILL HEAR MY MOVIE THE NEWER ONE ARE JUST PLAIN CRAPPY HAVE SENT THEM BACK ONCE ALREADY AND STILL NO JOY