ES17 Cool music sporting 4.2 earphones with neck band 100mAh battery for 6 hours music playback hands free lightweight headset with mic.
1. Earphones Wireless specification: V4.2 WT.
2. Transmission range is up to 10 meters, transmission frequency is 2.4GHz, defenitely, it is perfect for sports and outdoor use.
3. Charging voltage is DC5V, thus charing time is about 2 hours.
4. Battery capacity is 100mAh, hence talking time is about 6 hours, standby time is about 180 hours.
5. Headset cable length is 65cm, so it is convenient and perfect fit.
6. Weight is only 16g, so no burden while use.
7. Battery level display supports Apple iPhone and some Android phones.