Product parameters: Talk
time: about 8 hours
Music time: about 9 hours
Charging box capacity: 4000mAh
Type of battery: Polymer lithium ion battery Charging box can charge the headset: 20-26 times
Charging voltage: 3.7V
Bluetooth version: V 5.0 upgrade headset battery capacity: 75mAh
Effective distance: about 20m (accessible distance 25m) Charging box
Charging time: about 2h
Frequency response range: 20Hz~20000Hz
Sensitivity: 120dB
Packing List: 2 * Wireless Earbuds 1 * Charging Box 1 * USB Cable 2 * Ear caps 1 * User Manual