For over a month I have the system with a Yamaha RX-S600 Receiver in use. Mainly running radio, CDs or even movies. The room size is approximately 20 m2 and it reaches the set-up of more than. The sound is always spot-on and well balanced with a corresponding receiver setting. I will not at all go into details, because the reviews on several hi-fi nerd pages speak for themselves and I'm just thrilled and get the grin off not when taxiing the bass. In addition to solid technology and the very successful design and flawless processing is mentioned. Subtle, restrained, but an eye-catcher. Price-performance ratio was definitely here. Best Buy !!!