Mid ANC is an active noise canceling headphone. Bluetooth aptX gives you the freedom of a wireless headphone Time to full recharge is 3 hour. Music time ANC enabled with Bluetooth is 16 hours. Talk Time ANC enabled with Bluetooth is 15 hours. Standby time ANC enabled with Bluetooth is 45 hour Up to 20 hours of playtime when active noise canceling and Bluetooth are engaged or 30+ hours of wireless playtime without ANC. Custom tuned drivers for superior audio, which delivers a robust sound that perfectly balances clarity with just the right amount of bass Wirelessly answer, reject or end a call with the control knob. Two built-in passive noise reduction microphones allow you to have conversations and record voice memos through your device. Bluetooth apX
