Yamaha Music Cast Audio Component Preamplifier Dark Silver (WXC-50), Works with Alexa

Hey I'm JR, training manager here at Crutchfield,  and this is the Yamaha WXC-50. It is a wireless   music preamp that works on the Yamaha MusicCast  multi-room audio system. It's a preamp; it's not an   amplifier, it doesn't power speakers on its own, but  if you have an existing system that already has   power for speakers this is a perfect way to add  music streaming from the internet or from your   phone to that system. So maybe you have a set  of powered speakers, right, those are becoming   very popular. You might have one set up next  to a turntable or something. You can plug this   into a set of inputs on the back and now you have  access to basically all the music in the world. You   could also connect it to a stereo receiver a home  theater receiver, basically anything that has a set   of audio inputs and can power some speakers. This  is a perfect addition to a system like th