Experience superior sound and silence with the JBL Live 770NC Wireless Over-Ear Noise Cancelling Headphones.Immerse yourself in your music, podcasts, or audiobooks without distractions thanks to the powerful adaptive noise cancelling technology.These Wireless headphones deliver JBL Signature Sound with enhanced bass, providing a rich and immersive audio experience that brings your entertainment to life.Enjoy long listening sessions with up to 50 hours of playtime with ANC on and up to 65 hours with ANC off.A quick 15-minute charge provides an extra 4 hours of playback, so you´re always ready to go.The JBL Live 770NC headphones are designed for all-day comfort with their lightweight and ergonomic design.The plush earcups cradle your ears gently, ensuring a comfortable fit even during extended use.Seamlessly switch between your devices with multi-point connection, allowing you to effortlessly transition from your phone to your laptop without missing a beat.Stay connected to your surroundings with Ambient Aware, which lets you hear external sounds without removing your headphones.TalkThru technology lowers the music volume and amplifies speech, making it easy to chat with friends or colleagues without taking your headphones off.These Wireless headphones feature intuitive touch controls on the earcups, allowing you to easily manage your music, calls, and voice assistant.Activate your preferred voice assistant, such as Google Assistant or Amazon Alexa, with a simple touch and access information, manage your schedule, and control your smart home devices hands-free.The built-in microphone ensures crystal-clear calls, making these headphones ideal for both work and leisure.The foldable design makes them easy to store and transport, perfect for taking your music with you wherever you go.Technical.Specifications:- Driver Size:40mm Dynamic Drivers.- Frequency Response:20Hz.- 20kHz.- Impedance:32 ohms.- Sensitivity:100dB SPL1kHz/1mW.- Maximum SPL:95dB.- Microphone Sensitivity:- 38dBV/Pa1kHz.- Bluetooth Version:5.3.- Bluetooth Profiles:A2DP 1.3, AVRCP 1.6, HFP 1.7.- Bluetooth Transmitter Power: