S530 Mini Wireless Bluetooth Earphone in ear Sports with Mic Earbuds Handsfree Headset Earpiece for iPhone 7 Bluetooth Headphone

Features:      1.Charging voltage: DC5V 150mAh     2. Working current: 25-35mA     3. Bluetooth A2DP 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/  1-2 hours (The Volume will affect the time)     9. SNR: S/N≥95    10. Charging Time: 1h-2h    11. Talk time: 1-2 hours, play time: 1-2 hours    12. Music Playing Time: up to 1~2 hours    13. Frequency Response: 20 ~ 20000Hz    14. Sensitivity: 123dB    15. Impedance: 32 ohm    16.100% and high quality    17.The bluetooth master control chip.    18.Can talk, listening to music    19.Built-in DSP audio processing system, can be a very good eliminate Noise and echo, to ensure clear communication, and music.     20.2 in a row, to the telegraph, voice prompt operation.​​​Package Content :    1 x Bluetooth Headset   1 x USB Charging Cable   1 x User Manual