The Lenovo wireless headphones deliver an audio experience with a frequency response range of 20 - 20,000 Hz and stereo sound output. Featuring a boom-mounted, noise-canceling headset microphone, these headphones ensure clear communication during calls or streaming. The Bluetooth 5.3 technology provides reliable connectivity, allowing for seamless audio playback and call management including volume control, mute options, and track navigation. With a sensitive 40 mm diaphragm and 109 dB sensitivity, these headphones enhance both music enjoyment and audio clarity.