Haino Teko P4 Wireless Bluetooth In-Ear Earphones Smart Lock The 57° angle helps promote

The 57° angle helps promote a natural posture in the forearm

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Charging Case:

Haino Teko P4 Wireless Bluetooth In-Ear Earphones Smart Lock The 57° angle helps promoteSupport Qi Wireless Charging Wireless Version: V5. 3 Working Range: Barrier Free 100 Meters Wireless Frequency: 2. 402 2. 480GHZ Charging Time: 2 Hrs , Charging Box Capacity: 300mAh , Charging Voltage: DC5V 1A Talk Time: About 8 Hours (80% Volume) Play Music: About 8 Hours (80% Volume) Headphone Built In Battery : Lithium Battery 3. 7V,40 mAh Multi Functional Touch Sensor Automatic Reconnection