2.1Sound5.1
Why is GSB 900 better than HW-S67B/ZG?
- Weight1,100 g vs 2,700 g2.5×
Why is HW-S67B/ZG better than GSB 900?
- Output power30 W vs 200 W6.7×
- Channel count2 vs 52.5×
- SubwooferNone vs Optional (sold separately)
Specifications
Side by side
| Sound | ||
| Output power | 30 W | 200 W |
| Speaker channels | 2.0 | 5.0 |
| Channel count | 2 | 5 |
| Subwoofer | None | Optional (sold separately) |
| Spatial / 3D audio | — | Yes |
| Dolby Atmos | — | Yes |
| Hi-Res 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 | — |
| HDMI eARC / ARC | Yes | Yes |
| Optical input | Yes | Yes |
| Smart & streaming | ||
| Wi-Fi | — | Yes |
| AirPlay | — | Yes |
| Voice assistant | — | Alexa |
| Voice assistant built in | — | Yes |
| Companion app | — | Yes |
| Design & build | ||
| Weight | 1,100 g | 2,700 g |
| Width | 500 mm | 670 mm |
| Height | 65 mm | — |
| Depth | 74 mm | — |
| Colours | Black | White |
| Features | ||
| Remote control | Yes | Yes |
| Placement | an der Wand, vor dem Fernseher | an der Wand, vor dem Fernseher |









