TRUE SOUND + DOLBY ATMOS
Developed from the ground up with Yamaha True Sound engineering, the SR-B40A draws on all we know about sound and sound field creation. Dolby Atmos further enhances the listening experience, immersing you in spacious sound that you can feel all around you.

EXPERIENCE THE WORLD OF IMMERSIVE AUDIO
Get the most out of a rapidly growing universe of Dolby Atmos content available from streaming providers and game publishers. The precision-crafted speaker drivers and advanced high-quality audio reproduction technology employed by the SR-B40A, combined with Dolby Atmos, create a sound field that envelops and transports you deeper into your favorite TV shows, movies, games and music.

CUSTOMIZED JUST FOR YOU
The SR-B40A gives you several ways to customize the sound to your content and personal taste: choose from four Sound Modes, adjust the subwoofer level with an independent control on the remote and dial in the EQ just the way you like it using tone controls in the app.

Drivers Center unit: Front L/R: 1.8" cone × 4, Tweeter: 1" dome × 2, Subwoofer: 6.25"

Output Power 200 W (Front L/R: 50 W × 2-ch,　Subwoofer: 100 W)

Power Consumption Center unit: 25 W, Subwoofer: 20 W

Standby Power Consumption Center unit: 0.3 W (HDMI control off, Bluetooth standby off), 0.6 W (HDMI control on, Bluetooth standby on) Subwoofer: 0.8 W

Dimensions (W x H x D) Center unit: 35-7/8" × 2-5/8" × 5-1/4", Subwoofer: 7-5/8" × 16-1/2" × 16"

Weight Center unit: 6.4lbs, Subwoofer: 17.9lbs

HDMI 1 out (eARC)

Digital Optical Yes

Subwoofer output No

Analog Audio No

4K Pass-through No

eARC/ARC eARC/ARC

CEC Yes

Auto Lip-Sync No

Virtual Surround Technology Dolby Atmos

Surround Mode Stereo, Standard, Movie, Game

Compressed Music Enhancer No

Bass Extended Yes

Dolby TrueHD Yes

Dolby Digital Plus Yes

Dolby Digital Yes

Dolby Pro Logic II No

DTS Digital Surround No

Built-in music streaming services Bluetooth

Wi-Fi No