K58 Neckband Wireless Headphone

*Model:* K58 - wireless
*Color:* *Black | *Sky Blue | *Pink | *Dark Green
*Bluetooth Version:* V5.0                                                     *Use time:* 3-4 hours
*Average Use time:* 10-15 hours
*Transmission distance:* about 10 meters
*Charging box capacity:* 300mAh
*Charging voltage:* 3.7V                                                                    *Impedance:* 32Ω
*Package include:* 1x pair of headphones, 1xcharging case, 1x USB charging cable, 1x User Manual