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Sony® 7.1 Channel Premium Soundbar System

Model #: HTST9
At a Glance

Unbelievable, audio performance, capability, and convenience are yours with the HT-ST9. Delivering immersive 7.1 channel surround sound from 7 amplifiers and 10 speakers for true cinema-style performance. Enjoy solo or stream throughout your home with multi-room functionality. Google™ Cast ready, you can enjoy your favorite music apps, online radio stations, and podcasts.

Available in Store Only
$1,499.99Save $NaN

Get to know this product.

Incredibly Powerful Home Theater Experience

Brace yourself for a superb sound bar experience with audio fidelity that will make your favorite music, movies, and streaming content come to life. Tuned by Hollywood sound engineers for incredibly immersive surround sound, 10 speakers powered by 7 discrete digital amplifiers, in concert with a wireless, front-firing subwoofer with passive radiator deliver the perfect, powerful and enveloping listening experience.

Built for Superb Sound

7 specially tuned speakers deliver clear sound with minimal distortion, and three Super Tweeters generate a wide soundstage ideal for Hi-Resolution listening. A plug and play subwoofer with dual passive radiators rounds out the mix, delivering precise and powerful low end from almost anywhere in the room.

Multi-Room Capability

Easily expand and control your music across multiple, compatible speakers in separate rooms with powerful multi-room capability and intuitive SongPAL™ Link app functionality8.

Stream from Your Favorite Apps with Google™ Cast

Google™ Cast for Audio lets you listen to your favorite music apps, online radio stations, and podcasts from your smartphone, tablet, or PC on your AVR4. With Google™ Cast for Audio, your phone, tablet, or PC is your remote control. Listening to music is as easy as the press of the cast icon. Search, play, skip, and turn up the volume directly from the apps you know and love.

Easily Connect to Your Devices with 3 High Definition Inputs

Enjoy superior high-definition quality, including 4K pass through with 3 HDMI® inputs. Connect HD devices like your cable box, Blu-ray® player and gaming console. HDMI TV connectivity with Audio Return Channel support ensures simple, one cable connectivity and maximum Audio/Video performance. Also HDCP 2.2 compliant, this Sound Bar supports playback of copyright-protected 4K content, like blockbuster movies.

Easy Setup

While key-holes allow for easy wall mounting, without the need for separate brackets or hardware, the HT-ST9 can also sit on top of a TV stand or tabletop. Ready to go at a moment’s notice, the plug and play, wireless front-firing subwoofer can deliver a mean bass line from anywhere in the room.

Stream Music from Sound Bar to Wireless Headphones

Stream your favorite music from the sound bar directly to a pair of compatible Sony wireless headphones for personal listening pleasure.

Enhanced Wireless Listening

LDAC™, a new Sony audio technology, allows for high quality wireless Bluetooth audio streaming. With 3x the data transmission capability, LDAC provides an enhanced wireless listening experience for all your music.

High-Resolution Audio Playback. Move After LDAC/BT

Convenient DLNA (Wi-Fi®) and USB connectivity supports high bit rate 192k/24-bit WAV/FLAC audio playback, and even DSD. Additional file formats supported include: MP3, AAC, WMA, WAV192k, FLAC 192k, ALAC, AIFF and DSD (2.8MHz). Simply connect the compatible device to the sound bar and enjoy2. And with Sony proprietary D.L.L. (Digital Legato Linear) technology, you can enjoy your favorite digital audio files in high-quality brilliance.

Restored High Frequency Sound Lost in Audio Compression

DSEE HX offers natural sound with a spacious feel by revitalizing the audio signal and also restoring the high frequency sounds stripped by the audio compression process to near hi-resolution sound quality.

Turn Your Smartphone into A Remote Control

Download the free SongPal app from iTunes® or the Google™ Play Store and use your iPhone® or Android™ devices with the SongPal app to control sound bar functionality including volume and input selection.

Multi-Function Remote Included

A compact remote gives you total audio system control. Primary functions like power, source input, system volume, subwoofer volume, sound field, voice control and Bluetooth® playback controls are located on the top level while secondary audio, tone controls, and other functions are accessed using the menu key.



Tweeter Composition:Soft Dome


Component Dimensions:44.4" x 3.46" x 5.24" (W x H x D)
Subwoofer Dimensions:9.8" x 15.87" x 16.77" (W x H x D)


Remote Control Type:Wireless Remote
Volume Control:Yes
Wireless Subwoofer:Yes


Sold As:Set


Speaker Type:2-Way

Misc. Specs

Number of Speakers2
Wifi ConnectivityYes
Smart CompatibleYes
Wifi CapableYes
Bluetooth CapableYes
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