Product Description| Version | V4.1 |
| Signal -to- noise ratio | >80DB |
| Support | A2DP V1.3 / AVRCO V1.5 / HFP V1.6 / HSPV1.2 |
| Battery type | Lithium-ion polymer(3.7V,1800mAh) |
| Output power | 2*10W |
| Music playing time | up to 20 hours(varies by volume level and content) |
| Frequency response | 65Hz-20kHz |
| Battery charge time | 4.5hrs |




