Use the amplifier ca 14 meters from Rooter (other end of the apartment) to the Internet connection (My video from Amazon). The result is very good! The transmission intensity, full scale on Sony 3D Blue Ray Player is not going better. The only drawback: at DSL network failure with Rooter W 724V is the amplifier still useable connection! It shows thank God when the film breaks. , Reinsert and connectors on Rooter and then drag in amplifier is built without having to reconfigure again.