Superior Sound: The 10mm dynamic drivers along with BassUp technology punches out booming bass and crisp highs. For a better music experience, choose from dual EQ modes to match your personal musical preferences. Stay Immersed For Longer Hours: A fully-charged Life U2i wireless headphones gives you a total of 24 hours of playtime. For a quick boost of power, a 10-minute charge enables 3 full hours of listening. Super Clear Calls: Soundcore Life U2i wireless headphones boast superior call quality featuring built-in microphone with an AI algorithm that picks up your voice precisely. Enjoy crystal clear calls when you're out and about! Ergonomic Flexible Design: Made of ultra light materials and a bendable neckband with a contoured shape so that Life U2i wireless headphones won't get tangled up in knots. IPX5 Water-Resistant: Resistant to water, making them an ideal choice for your lifestyle. Incredible Sound Loved By 20 Million+ People 10mm Dynamic Drivers: Experience crisp highs, lively mids, and plenty of powerful bass. BassUp Technology: Delivers wide dynamic range and rich bass via a custom algorithm. Dual-EQ: BassUp mode instantly intensifies low frequencies, while Normal mode gives you a well-balanced sound signature with clear vocals. 22-Hour Battery: Playtime lasts for 22 hours from a single charge. From just a 10-minute quick recharge, enjoy 3 full hours of use. AI-Enhanced Calls: Soundcore Life U2i wireless headphones are designed to filter out environmental noise, making clear conversations possible thanks to the AI algorithm. Magnetic Earbuds: Built-in magnets secure the wireless earbuds together when not in use for a tangled-free wearing experience. Foldable and Lightweight: Get unmatched comfort wearing Life U2i wireless headphones that also increases storage convenience and portability. IPX5 Water-Resistant: The IPX5-rated Life U2i wireless headphones are built to last against water damage. Secure and Comfortable Fit: Switch between 3 different sizes of secure and flexible ear tips ergonomically designed for maximum security. Bluetooth 5.0: Equipped with the latest Bluetooth technology, enjoy a seamless one-step pairing and low-latency listening experience. Specifications Driver size: 10 mm x 2 Frequency response: 20 Hz - 20 kHz Impedance: 16 Ω Bluetooth range: 10 m / 33 ft What’s In The Box Soundcore Life U2i Wireless Headphones S/M/L Ear Tips USB-C Cable