*[Hi-Fi Stereo] Dual powerful 40mm sound field drivers deliver lifelike audio and rich bass just like the real thing. Designed with advanced passive noise cancellation instead of active noise cancellation (ANC). It extends battery life and provides more realistic sound.
*[40 Hours Playtime] The built-in rechargeable battery is fully charged for 1.5 hours, allowing your beats to play continuously for up to 6 hours. You can also use this bluetooth headset as a wired headset and plug the included audio cable into the headphone jack so the headset doesn't lose power.
*[Comfort Design] For a perfect fit and comfortable wearing experience, the bluetooth earphones are designed with an adjustable headband, metal slide cover and protein leather memory-protein cushioned ear cups. The ergonomic design allows users to work for a long time without fatigue.
*[Excellent connection and hands-free calling] The CSR chip and Bluetooth 5.1 technology of this bluetooth earphone provide fast and stable connection with your device. Wireless headset with high-quality built-in microphone for hands-free calling.