KOSTYLEZ. Bluetooth wireless earbuds features and detailsErgonomic design for wearing comfortProduce incredible sound qualityBluetooth? for easy communication?Built-in? batteryWireless Type: BluetoothCommunication long distanceActive Noise-Cancellation??wireless? bluetooth?Style: In-earBluetooth StandardCommunication: WirelessPlace of Origin: Guangdong ChinaUse: Mobile Phone,Sports,HiFi HeadphoneControl Button:touch control

Thanks to the most advanced Bluetooth deliver extraordinary? sound with low latency. Experience the music with exceptional accuracy and crystal-clear clarity across the entire frequency range.Super simple to just take them out and go. Remove them from the case, then they will automatically pair with each other and one step bluetooth setting to connect with phone. Easy to accept calls, pause music or books.Ergonomic Design of body shape keeps the bud in ear pretty easily, but does not have a tight fit against the canal. Various Eartip Size ensure a snug ear fiting and keep earbuds in place during tough activity..Thanks to the most advanced Bluetooth deliver extraordinary? sound with low latency. Experience the music with exceptional accuracy and crystal-clear clarity across the entire frequency range.Super simple to just take them out and go. Remove them from the case, then they will automatically pair with each other and one step bluetooth setting to connect with phone. Easy to accept calls, pause music or books.Ergonomic Design of body shape keeps the bud in ear pretty easily, but does not have a tight fit against the canal. Various Eartip Size ensure a snug ear fiting and keep earbuds in place during tough