| Speaker Output - Channel | 4.2ch |
| Speaker Output - Total | 1250W (Only bypass Condition_measure) |
| Speaker Front L/R | 200/200 |
| Surround L/R | 200/200 |
| Sub-Woofer | 200/200 |
LG Home Theater LHD687 |
| Speaker Output - Channel | 4.2ch |
| Speaker Output - Total | 1250W (Only bypass Condition_measure) |
| Speaker Front L/R | 200/200 |
| Surround L/R | 200/200 |
| Sub-Woofer | 200/200 |
| Bluetooth | Yes |
| Mic | 2 |
| Optical Input | Yes |
| USB | Yes |
| Audio Input (Optical) | Yes |
| HDMI (Out) | 1 |
| LG TV Sound Sync (Optical/bluetooth) | Yes |
| SIMPLINK | Yes |
| Powerful Base Blast | Yes |
| Speaker Level Trim | Yes |
| Dimmer | Yes |
| Dynamic Range Control | yes |
| LPCM | LPCM |
| Format | WMA / MPEG 1/2 L2 / MP3-ID3 TAG |
| Dolby Digital | Yes |