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Display: apple ISO battery display.
Link: can link two bluetooth devices at the same time.
Bluetooth version: V4.2.
Bluetooth scheme: wind tunnel scheme (high quality)
Play music/call time: about 3-4 hours.
Standby time: about 100 hours.
Battery type: rechargeable polymer lithium battery.
Function: quick charge, high definition call.
Voice: can switch between Chinese and English, unconnected state long press the multifunction button.
Chip: CSR63120 chip.
Update time:20180427154911