| Audio output channels | 2.1 channels |
| RMS rated power | 330 W |
| Audio decoders | Dolby Digital, Dolby Dual Mono |
| Audio Return Channel (ARC) | Yes |
| Subwoofer included | Yes |
| Subwoofer type | Active subwoofer |
| Subwoofer connectivity | Wireless |
| Product colour | Black |
| Night mode | Yes |
| Connectivity technology | Wireless |
| Bluetooth | Yes |
| Wi-Fi | No |
| HDMI ports quantity | 1 |
| Bluetooth version | 5.0 |
| Number of HDMI outputs | 1 |
| USB port | Yes |
| USB 2.0 ports quantity | 1 |
| Digital audio optical in | 1 |
| Soundbar power consumption | 35 W |
| Subwoofer power consumption | 20 W |
| Width | 900 mm |
| Depth | 88 mm |
| Height | 64 mm |
| Soundbar weight | 2.4 kg |
| Subwoofer width | 19.2 cm |
| Subwoofer depth | 40 cm |
| Subwoofer height | 38.7 cm |
| Subwoofer weight | 7.3 kg |
| Cables included | AC, Optical |
| Remote control included | Yes |
| Batteries included | Yes |
| Quick start guide | Yes |
| Description |
| Sony HT-S400. Audio output channels: 2.1 channels, RMS rated power: 330 W, Audio decoders: Dolby Digital, Dolby Dual Mono. Subwoofer type: Active subwoofer, Subwoofer connectivity: Wireless. Product colour: Black. Connectivity technology: Wireless. Soundbar power consumption: 35 W, Subwoofer power consumption: 20 W |