Frequently Bought Together
Enjoy clear dialog and powerful sound
Powerful speakers work together to deliver wide-ranging sound throughout your room, with technologies such as the X-Balanced Speaker Unit and Separated Notch Edge on the speaker unit helping to enhance vocal clarity. So whether you're watching movies or TV, you won't miss a word of dialog.Easy wireless connection
To minimize cable clutter, you can send audio wirelessly to your soundbar from a Sony BRAVIA TV supporting wireless connection.1 The wireless connection also lets you turn your TV and soundbar on and off simultaneously using the BRAVIA power button. And it frees up a Bluetooth® input for another input source such as a smartphone or tablet.Simply select your sound
The soundbar offers a choice of sound settings to suit whatever you're watching or listening to. There's Voice mode for clearer dialog, Night mode for when you want to watch TV without waking the house, and Sound Field, which converts conventional soundtracks such as stereo audio into a surround sound experience.Size & Weight | |
---|---|
MAIN UNIT SIZE – BODY ONLY (W X H X D) | 35.5 x 2.63 x 3.5" |
MAIN UNIT WEIGHT – BODY ONLY | 5 lb 5 oz |
SUBWOOFER SIZE (W X H X D) | 7.63 x 15.25 x 15.75" |
SUBWOOFER WEIGHT | 16 lb 2 oz |
Amplifier | |
Amplifier Type | Digital Amplifier, S-Master |
Amplifier Channels | 2.1 ch |
Power Output (Total) | 330 W |
Subwoofer | |
Subwoofer Type | Wireless |
Interface | |
Input and Output Terminals | Optical-audio input, USB type A (only for update) |
Bluetooth® | RX (receiver) |
Bluetooth® version | 5.0 |
HDMI | |
Number of Input/Output | - / 1(ARC) |
Audio Formats | |
HDMI input | Dolby Digital, Dolby Dual mono, LCPM 2ch |
Optical Input | Dolby Digital, Dolby Dual mono, LCPM 2ch |
Bluetooth® (Receiver) | SBC |
Sound Function | |
Sound Mode | Sound Field |
Sound Effect | Night Mode, Voice Mode |
Virtual Surround Technology | S-Force PRO |
Speaker Layout | |
Speaker Structure | 2.1ch (wireless Subwoofer) |
Wireless Features | |
TV Wireless connection | Yes |
Details | |
Power Consumption | BAR 35 W / SW 20 W |
Power consumption(on QuickStart mode) | BAR 0.5 W / SW 0.5 W |
2.1ch Soundbar with powerful wireless subwoofer | HT-S400

Enjoy clear dialog and powerful sound
Powerful speakers work together to deliver wide-ranging sound throughout your room, with technologies such as the X-Balanced Speaker Unit and Separated Notch Edge on the speaker unit helping to enhance vocal clarity. So whether you're watching movies or TV, you won't miss a word of dialog.Easy wireless connection
To minimize cable clutter, you can send audio wirelessly to your soundbar from a Sony BRAVIA TV supporting wireless connection.1 The wireless connection also lets you turn your TV and soundbar on and off simultaneously using the BRAVIA power button. And it frees up a Bluetooth® input for another input source such as a smartphone or tablet.Simply select your sound
The soundbar offers a choice of sound settings to suit whatever you're watching or listening to. There's Voice mode for clearer dialog, Night mode for when you want to watch TV without waking the house, and Sound Field, which converts conventional soundtracks such as stereo audio into a surround sound experience.Effortless control with BRAVIA TVs
With an integrated UI, soundbar settings automatically appear on the BRAVIA TV Quick Settings menu for easy control of sound settings and volume.2.Sustainability in mind
Our products are designed not only pursuing sound quality, but also considering the environment. Sony's originally developed recycled plastic is used in the subwoofer rear panel of the HT-S4003, reflecting how Sony strives to reduce the environmental impact of our products.Overall:
(228 reviews)
Good sound quality, sleek design
Specifications
Size & Weight | |
---|---|
MAIN UNIT SIZE – BODY ONLY (W X H X D) | 35.5 x 2.63 x 3.5" |
MAIN UNIT WEIGHT – BODY ONLY | 5 lb 5 oz |
SUBWOOFER SIZE (W X H X D) | 7.63 x 15.25 x 15.75" |
SUBWOOFER WEIGHT | 16 lb 2 oz |
Amplifier | |
Amplifier Type | Digital Amplifier, S-Master |
Amplifier Channels | 2.1 ch |
Power Output (Total) | 330 W |
Subwoofer | |
Subwoofer Type | Wireless |
Interface | |
Input and Output Terminals | Optical-audio input, USB type A (only for update) |
Bluetooth® | RX (receiver) |
Bluetooth® version | 5.0 |
HDMI | |
Number of Input/Output | - / 1(ARC) |
Audio Formats | |
HDMI input | Dolby Digital, Dolby Dual mono, LCPM 2ch |
Optical Input | Dolby Digital, Dolby Dual mono, LCPM 2ch |
Bluetooth® (Receiver) | SBC |
Sound Function | |
Sound Mode | Sound Field |
Sound Effect | Night Mode, Voice Mode |
Virtual Surround Technology | S-Force PRO |
Speaker Layout | |
Speaker Structure | 2.1ch (wireless Subwoofer) |
Wireless Features | |
TV Wireless connection | Yes |
Details | |
Power Consumption | BAR 35 W / SW 20 W |
Power consumption(on QuickStart mode) | BAR 0.5 W / SW 0.5 W |
What's in the Box
- Batteries for remote commander
- Instruction Manual
- Optical Cable
- AC cable
- Quick Setup Guide
- Remote Control
Footnotes

Sony HT-S400 2.1ch Soundbar with Powerful Wireless Subwoofer
Sony HT-S400 2.1ch Soundbar with Powerful Wireless Subwoofer
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