Bluetooth headphones, Kawa D20 battery, endure 30 hours, waterproof, Bluetooth 5.1, small, lightweight

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Waterproof, not afraid of rain with nano coat protection. Real, continuous talk, 30 hours, standby 700 hours, use all day, no need to charge. More stable than
✅ Thick earrings, not easily broken, comfortable to wear with a soft rod, does not hurt the ear. Hold all models Fast connection Take low energy Used for a long time, the machine is not hot. Stop-play music Play the next song Easy to use.
- Profile types that support
headset Can be used to listen to music and talk on the phone. Technology for sending audio signals from mobile phones to Bluetooth?
By supporting high quality sounds.
AVRCP Can press to increase/decrease the sound Or order the next song.
- There is an extra headphones. Can talk on the phone or listen to 2 ears music.
- Small, lightweight, only 8 grams.
- Supports connecting with 2 phones at the same time. - Listen to continuous music for about 48 hours.*
- Charging time about 1-2 hours.
- Lithium ion battery 3.7 volume 280 mm (9 grams of headphones)
- The loud sound is clear with a 10 mm driver, 32 ohm, 10 mg.
- There is a receiving button. Increase- decrease the sound at the headphones. iOS

*The product comes with a bag.
*The duration may vary according to the user characteristics.
*Some functions for apps and devices may not support. Each device requires compatibility. It's not about headphones.