True Wireless Experience After a simple Bluetooth® pairing, they will connect automatically once you open the case; you can listen to music or make phone calls when wearing them.Auto Wearing Detection Infrared sensor can sense when the earbuds are in your ears and when you take them out.Purely Superior Sound Adopts balanced armatures + dynamic drivers with independent equalization (EQ) adjustment to achieve crisp treble, natural alto &deep bass.High Resolution, Realistic Sound Adopts AAC technology to improve transmission efficiency and present more details.Double-Tap Control Built-in G-Sensor that simplifies every operation into an elegant &efficient double-tap.Crystal Clear Voice Adopts ENC* technology &4 mics to improve your voice quality, thereby ensuring crystal clear conversations.

10 hours of Playing with charging case 
3 hours of playing on 1 charge
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