Tour One M2 Wireless Noise Cancelling Headphones Black

True Adaptive Noise Cancelling - minimize distractions when you need to focus. Smart Ambient - stay alert to sounds around you. Personal Sound Amplification button in app boosts conversation volume. 4 Mic Superior Calls - have better conversations in loud or window environments. VoiceAware. Smart Talk - voice recognition pauses music for TalkThru. JBL Spatial Sound. Optimized EQ. Up to 50 hours of playback - 30 hours with True ANC enabled. JBL Headphones app. 40mm Driver size. Includes: Carrying case. 3.5mm Audio cable. Flight adapter. Charging cable.