VETCS Bluetooth Earphone Wireless Earbud

1.Charging voltage: DC5V 150mAh 2. Working current: 25-35mA 3. Bluetooth Working range: 10m 4. Output power: 35mW 5. Frequency range: 2.401-2.480GHz 6. Distortion factor: ≤1% 7. Frequency response: 20Hz-20KHz 8. Working Time: Music/ 4-6 hours (The Volume will affect the time) 9. SNR: S/N≥95 10. Charging Time: 1h-2h 11. Talk time: 4-6 hours, play time: 4-6 hours 12. Music Playing Time: up to 4 hours 13. Frequency Response: 20 ~ 20000Hz 14. Sensitivity: 80dB 15.The bluetooth master control chip 16.Can talk and listen to music 17.Built-in audio processing system, can be a very good eliminate noise and echo, to ensure clear communication, and music