24 Hours Talk Time Headphones Bluetooth 5.3 Wireless Earphones with Dual Mic Headphones CVC8.0 Noise Cancelling Headphones Hands Free Headphones Standby Time 240 Hours for Driving/Business/Music/Phone This headset is compatible with Android/iOS/Windows system Bluetooth devices Suitable for Xiaomi/iPhone/Huawei/Samsung. Fits all Bluetooth enabled smartphones Specification Model: K18 Bluetooth version: 5.3 Battery: 150mAh Talk time: about 24 hours Music time: about 22 hours Standby time: about 240 hours Charging time: 2 hours Transmission distance: 10-30 meters Microphone: Dual Microphone packing list: 1 bluetooth headset 1 x USB cable 1 x User Manual 3 earbuds 1 earphone box main feature: 1. Bluetooth 5.3 headset: QCC3020 chip. Bluetooth 5.3 transmits high-fidelity sound to the other end, coupled with an optimized antenna design, ensuring a stable connection and great listening. 2. Audio Performance: Three times the quality of crystal clear Bluetooth audio. Microphone active digital signal processing (DSP) and wind cancellation. Block out vehicle noise and everyday noises (like sounds and background sounds you might hear while walking around the city.) 3. 240 hours standby: 2 hours fully charged earphones provide up to 24 hours of talking and listening. Powerful battery life brings convenience to your life. 4. Dual-microphone noise reduction: The new K18 wireless earphone adopts dual-microphone active digital signal processing (DSP) noise reduction technology to eliminate ambient noise and ensure call quality even in noisy places, allowing you to enjoy music and talk freely. 5. Microphone mute button: The mute button provides a polite and private environment for communication, especially sensitive or difficult information. Note: The mute function only supports mobile phones. 6. Super comfortable: The new K18 wireless earphones are lightweight in design, only 16 grams, will not put any burden on your ears. Flexible mic and swivel earhook design to fit either ear, including 3 sizes of hybrid silicone rubber eartips and foam eartips, you can find the best fit for your ear to maximize sound quality and minimize external noise. 7. Net weight 16g: let your ears enjoy a light and comfortable feeling, and the earphones are not cumbersome to wear 8. About 30 meters connection range, make your life more convenient 9. Compatible with Android/iOS/Windows system Bluetooth devices: widely used for driving/business/warehouse/supermarket/building/bar/walking, etc. 10. Special custom box: protect the earphones from damage or loss 11. Headphone function: volume up/volume down/next song/previous song/microphone mute/last number redial/SiRi wake up/charging indicator (red light when charging, blue light when fully charged) 12. Don"'"t hesitate to order: