Yamaha RX-V4A AV Receiver Bookshelf Speakers 0 app and your smartphone's

0 app and your smartphone's microphone

2dB at -116dB

It stands in a league of its own

MusicCast Surround capable - add MusicCast 20 or MusicCast 50 speakers to create wireless surround sound

A custom-designed acoustic reflector above the woofer diffuses unwanted sonic artifacts while directing the driver's higher frequencies out and away from the speaker

Yamaha RX-V4A AV Receiver Bookshelf Speakers 0 app and your smartphone'sV4A 5. 2 ch AV receiver with CINEMA DSP 3D, HDMI 4 in 1 out, wireless surround. 5. 2 Channel powerful surround sound Wi Fi, Bluetooth, AirPlay 2, Spotify Connect and MusicCast multi room audio HDMI 4 in 1 out Dedicated gaming function (ALLM, VRR) Voice control with Alexa and Google Assistant devices. *Availability varies by region MusicCast Surround capable add MusicCast 20 or MusicCast 50 speakers to create wireless surround sound HD Audio with