JBL Wireless Over-Ear Noise Cancelling Headphones

True Adaptive Noise Cancelling. Noise Cancelling level adjusts. JBL Pro Sound – 40mm dynamic drivers. Hi-res audio certified. 4-Mic Technology – clear voice calls. Acoustic echo cancellation. Ambient Aware & TalkThru. SilentNow – noise cancelling activated but music off. Up to 50 hours of playtime (25 hours with NC). Hands-free voice control with Alexa. JBL Headphones app. Built-in rechargeable 920mAh 3.7V Lithium-ion battery. Includes: Type-C USB charging cable. Carrying case. Audio cable. Flight adapter.