Cool breathing power display Bluetooth 5.1 smart touch Support sound ACC decoding, stereo decoding, sound into the ear Open the cover and connect without waiting. After the bluetooth pairing is successful, open the cover and automatically connect to the bluetooth V5.1 newly upgraded chip, more stable transmission, easier connection IPX4-level deep waterproof, no need to worry about the damage of sweat and rain to the earphone, IPX4 waterproof, and increase the service life<br><br>Type: Wireless bluetooth headset Bluetooth version: 5.1 Channel: Stereo How to use: earplugs Waterproof performance: IPX4 Audio decoding: ACC Charging Port: Micro-USB Charging time: 60 minutes Transmission range: 10 meters Features: Waterproof Features: with microphone color:Black Material:ABS<br><br>Package Contents: 2 x Headphone 1 x Charging Compartment 1 x Data Cable 2 x Ear Cap 1 x English Manual<br><br>Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.