ML15 Colorful Bluetooth Speaker
| Track system | Single volume model |
| Active passive | Active |
| Bluetooth solutions | JieLi |
| Bluetooth version | Bluetooth V5.0+EDR |
| Bluetooth range | ≥10 meters |
| Max power | 8W |
| Speaker type | 57mm 4Ω8W magnetic all frequency speaker+low frequency
diaphragm |
| Battery | 4000mah 18650 3.7V 2000mah*2 |
| Shutdown storage time | 1.5 years（3.7V 60% battery left） |
| Music time | Over 5 hours |
| Charging time | 4 hours |