| Model Number | D51 |
| Bluetooth Version | V5.3 |
| Capacity | 1200mAh |
| Charging Way | Type-C |
| Time For Charging | ≈3h |
| Average Battery Life | ≈3h-4h |
| Speakers | 52mm |
| Power | 5W |
| Impedance | 4Ω |
| Frequency Range | 20HZ~20KHZ |
| Color | Black / Blue / Gray / White |
| Product Weight | 274g |
| Product Size | 97*95*45mm |
| Packed Weight | 322g |
| Packed Size | 115*108*50mm |
| PCS/CTN | 88pcs |
| Carton Size | 32*23*13.5cm |
| G.W. | 30.1kg |
| Certifications | FCC CE ROHS |
| Product Status | OEM available |










