Why is DSB 991 SW better than B400F 2ch B-series?
- Bluetooth version5.4 vs 22.7×
Why is B400F 2ch B-series better than DSB 991 SW?
- Channel count2.1 vs 4+90%
Specifications
Side by side
| Sound | ||
| Speaker channels | 2.1 | 4.0 |
| Channel count | 2.1 | 4 |
| Subwoofer | Wireless subwoofer included | Wireless subwoofer included |
| Spatial / 3D audio | — | Yes |
| Adjustable equaliser | — | Yes |
| Stereo | Yes | Yes |
| Battery & charging | ||
| Mains powered | Yes | Yes |
| Battery powered (portable) | No | No |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 2 |
| 3.5 mm jack / AUX | Yes | — |
| HDMI eARC / ARC | Yes | — |
| Optical input | Yes | — |
| Design & build | ||
| Colours | Black | Black |
| Features | ||
| Remote control | Yes | Yes |
| Placement | an der Wand | — |









