Soundcore by Anker Life U2i Wireless Neckband Headphones, 10mm Drivers with BassUp Technology, 22H Playtime, AI-Enhanced Calls, Foldable and Lightweight, IPX5 Water-Resistant, Secure Fit, Bluetooth 5

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 22 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.