Features:   Headphones are compatible with Android, IOS mobile phones Blue tooth.  TWS Blue tooth earbuds support wireless charging Open the pop-up window pairing Smart light touch With upgraded Bluetooth 5.1 technology, the Bluetooth headset can be quickly matched with the device.  Ensure high-intensity transmission signals, anti-interference, real high fidelity sound quality "Voice Assitant" call - Voice Siri Control Voice call "zero" delay Lossless noise reduction HD voice Smart sensor to control the pause/play music Superfast left & right separate Use without any disconnect or sound cut from earbuds Other Features: Charging time 30-60 Mins Standby time: 120 hours Transmission distance: 10meters Storage Box Battery: 2000mah Waterproof Standard: IPX5