Instruct: Classify the given review as either positive or negative.
Query: This item is true to it's Product information.

Erases most or all background static, and increases sound clarity. Even improves quality of receiving cell phone transmission connectivity. (Phone Line)Throughput and speed will increase as a result in noise reduction. More noticeably the throughput rather than the speed. See your internet connection speed at speedtest.net.(DSL Internet)Overall product quality and reliability excellent and would highly recommend for customers looking for long RJ11 cable in these two areas. (Phone/Internet)