Wireless version: BT V5.2
Frequency: 2.4GHz
Working range: 10 meters
Playing music time: 5 hours
Talk time: 5 hours
Charging time: 4 hours
DC 5V port: Use the standard USB-C charging cable for power charging
U stat: It can decode and pilay MP3 format audio when put the USB disk into the slot.
TF slot: If can decorle and play MP3 format audio when put TF card into the slot
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