Lenovo HE05X Waterproof Magnetic Bluetooth Wireless Earphone

Lenovo HE05X Waterproof Magnetic Bluetooth Wireless Headphone type: in-ear headphones Bluetooth protocol: HFP/HSP/A2DP/AVRCP Music time: 8hours (related to playback volume) Call time:6 hours Bluetooth distance: about 10 meters Waterproof: IPX5 waterproof Bluetooth version: V5.0 Bluetooth effective distance: 10M Speaker size: 10MM Maximum power: 10mW Sensitivity: 92dB Frequency response: 20Hz-20KHz Integrated battery: 3.7V / 110mAh Life time: about 12 hours Charging input: Micro USB, DC5V, 500mA