1. listen to songs and phone calls, support listening to songs and make phone calls; 2. Take auto start, binaural call, auto pairing, wireless charging; 3. Whenever the Bluetooth headset is connected to the phone, the Bluetooth headset connects automatically to the phone when it is turned on, which is convenient and faster. 4. Smart compatibility: Supports all mobile phones with Bluetooth function, tablet, laptop, sing, QQ music, movies, etc.