Wireless Headphones Bluetooth 5.1 Built-in Microphone Long Playback Heavy Folding Design Clear S Features: Noise-nceling microphone This headset has a built-in microphone noise-nceling rd that out external noise and adjusts your voice accordingly. Whether you're on a video or listening to music, you' be able to hear everything. Material sturdy high-strength headband, adjustable length, stable to use, suitable for different people. The use of TPE material to strengthen the connection between the speaker and the ble, do not have to worry about breakage a-day comfortable wear The headset weighs about 200 grams, whether working or traveling, it is easy to rry and use. Soft, breathable ear cushions and 120 rotatable headphones provide comfort for study and office. CLEAR STEREO SOUND Our PC headset with microphone is designed by acoustic engineers to deliver a wide frequency range and , accurate sound, ensuring communition during long meetings. As a your family and it wi be a choice, n let them also feel the sound quality to the experience! Product Description: Transmission range 10 meters Functions: Talk function, music support Talk function, music support Bluetooth 5.1 Whether unilateral binaural: bilateral stereo Battery life: 4-8 hours (hours) Material: ABS ABS Packing list 1*Host 1*Data ble 1*Instruction manual