English 
简体中文
| Model | WS-21 |
| Material | ABS |
| Functions | Music play |
| Bluetooth version | V5.4 |
| Capacity | 230mAh+35mAh*2 |
| Charging Way | Type-C |
| Time For Charging | ≈1.5H |
| Average battery life | ≈5H |
| Speakers | 13mm |
| Power | 3mW |
| Impedance | 32Ω |
| Frequency Range | 20HZ~20KHZ |
| Product color | white |
| Product Size | 60.2*45*21.5mm |
| Product Weight | 56g |
| Packed Weight | 111g |
| Packed Size | 87*120*35 |
| PCS/CTN | 150pcs |
| Carton size | 60*33.5*49cm |
| G.W. | 18.75 |
| Certifications | FCC CE ROHS |
