| Model Number | BD550 |
| Material | TPE |
| Bluetooth version | 4.1 |
| Type of Battery | Polymer |
| Charging Way | mirco USB |
| Time For Charging | 2hrs |
| Average battery life | 220hrs |
| Impedance | 16±15%Ω |
| Frequency Range | 50-10KHZ |
| Sensitivity | 105±3DB |
| Product Weight | 24g |
| PCS/CTN | 60pcs |
| Carton size | 60*35*50cm |
| Product Status | OEM available |










