Source factory i21tws Bluetooth earbuds 5.3 wireless long-lasting waterproof sweat-proof sports ear clip headphones

$8.95

Battery display, call function, voice control, support music, multi-point connection, dual-sided stereo, has a design patent

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1. Bluetooth 5.4 + ER/BDR
2. Chip: Jiali 6973d
3. The earphone capacity is 40mA, and the charging box capacity is 400mA.
4. Music playback time: 5-7 hours, charging times: 3 times
5..Speaker unit: Φ10mm 32Ω
6. Pause / Play, Volume Up / Down, Next / Previous
7. Bidirectional calling, automatic pairing when the phone is turned on
8. Waterproof level: IPX6
9. Hi-Fi sound, chip intelligent noise reduction,
10. Three-digit display function
11. TYPE C charging port, private mold patent