Focal Surround BE 2-Way Sealed Bipolar Surround Loudspeaker Black Lacquer (Each) length-1-0m Built into a rugged 5U

Built into a rugged 5U chassis

And finally

all noise that could potentially be added along the transmission

Amazon Alexa-compatible

and distortion caused by electrical interference

Focal Surround BE 2-Way Sealed Bipolar Surround Loudspeaker Black Lacquer (Each) length-1-0m Built into a rugged 5USurround Be features an exclusive "Bi Twin" design with twin inputs, enabling the loudspeaker to be used both in 5. 1 (Bipolar mode) or 7. 1 (double mono mode). This feature avoids having multiple surround loudspeakers in your Home Cinema. Surround Be is composed of: 2 x 61 2" (16. 5cm) "W" cone bass midrange 2 x pure Beryllium inverted dome tweeters