About this item 【ANC Noise Reduction】Our team of engineers conducted over 100,000 tests in real-life scenarios to fine-tune Life's built-in ANC microphone and digital active noise cancellation algorithms. As a result, the hybrid active noise cancellation detects and eliminates a wider range of low and medium frequency noises, such as car and aircraft engines. 【HD Stereo】Wireless Bluetooth headphones designed to provide our customers with incredible sound for a better music experience. Built-in high-quality 40mm neodymium drivers deliver balanced, impressive high-fidelity sound with thumping bass and exceptional clarity for a heightened listening experience. 【40-Hour Playtime】Up to 40 hours of uninterrupted playback in wireless ANC mode (60% volume) extends to 60 hours in standard music mode. You can listen to over 600 songs or the soundtrack for multiple long flights on a single charge. When you're in a hurry, charge the Active Noise Cancelling Headphones for 5 minutes and you'll get 4 hours of listening. 【 Built-in Mic】Bluetooth headphones with built-in microphones will definitely help during online classes or home office hours, join online conferences freely with our over-ear headphones with microphones. The headphones offer you wonderful music enjoyment while the built-in microphone of the wireless headphones enables a hands-free clear phone connection. 【Bluetooth 5.0】Bluetooth 5.0 chip provides the stability of connection for the wireless headphones. Cutting-edge 40mm drivers with AptX codec can supports the headphones to play remarkable, clear, rich wireless music with less audio delay. 【Warranty】 We offer a 180-day warranty, buy with confidence. We proudly stand behind our products. If you are not satisfied with our product, we can provide a full refund.