150H Playtime and 3500mAh Power Bank: Wireless headphones get 6 hours playtime from single charge. With a 3500 mA high-capacity charging case, it can last up to 150 hours. With wireless earbuds, you can bring them anywhere without concerning of battery life. Free to enjoy films, dramas, and songs unstoppably! Moreover, charging case can also be used as an alternative power bank for your smart phones or other devices.Hi-Fi Stereo Sound and CVC8.0 Noise Reduction: Wireless earphones is equipped with a 13mm speaker driver, making the bass punchier and midrange full and textured. Noise cancelling earbuds delivers a more natural, real and deeper sound, generating an outstanding quality listening experience as if you were live at the music scene. Built in CVC8.0 noise reduction design and high quality microphone can filter out outside noise, allowing you to fully enjoy crystal clear calls.IP8 Waterproof and Ergonomic Design: Earphones wireless bluetooth constructed with a nano-coating, professionally protects the internal structure of bluetooth earbuds from the erosion of water and sweat, and you don’t have to worry even if it rains. For wearing freely that the ear buds wireless earbuds adopt soft in-ear design. Comes in S/M/L 3 sizes ear tips, which is suitable for most people in custom fit. The in ear headphones makes an ideal companion while jogging, sports, gym etc.One-Step Pairing: The upgraded chip technology provides faster pairing, stable connection and universal compatibility. Just remove the earbuds wireless noise cancelling from the charging case after you open Bluetooth function, and the headphones wireless bluetooth will automatically turn on and pair with the last connected phone. With a range of up to 20m, whether you are at home, in the office, or on the road, you don't have to worry about disconnection.