Charging warehouse ear-hook sports headphones $ 16.98 Bluetooth version: V5.0 automatic matching Working frequency: 2.4ghz-2.48ghz Support: power display support: music call. Working distance > 10m horn: real copper ring Frequency response range: 50 Hz ~ 20 kHz Sensitivity 104 + 2dB Impedance 16 + 5% Battery capacity: 40mAh Battery capacity of charging box: 350mah USB charging: the headset is fully charged for 1.5 hours, and the charging compartment is fully charged for 2 hours 10. Standby time: 120 days, The number of headphones charged in the charging chamber: 6 times. Continuous call time: 4 hours, Music Playing: 4-5 hours Charging bin size: 92 * 68 * 31mm Single product size: 104 * 84 * 54mm Packing list: 1 charging bin, 2 earphones, 1 USB cable and 1 manual
