Breathable Comfort: Enjoy matchless comfort with soundcore C40i open-ear earbuds. Designed with a stable but airy clip-on style, they offer ultimate breathability, allowing you to enjoy your favorite music with total freedom. Snug, Flexible Fit: soundcore C40i clip-on headphones sport 0.5mm memory titanium wires and soft TPU for their flexible joints. They ensure 1,000-bend durability² and an adaptable fit, effortlessly conforming to your ears and staying securely in place throughout the day. Intuitive Button Controls: Born ready for your active lifestyle, soundcore C40i open-ear earbuds comes equipped with physical buttons for precise, accident-free control—extra handy for on-the-go use. Multipoint Connection: Enjoy a stable connection with Bluetooth 5.4. Multipoint connection allows for seamless switching between your laptop and your phone. AI-Enhanced Call Clarity: Be heard even in noisy environments with soundcore C40i clip-on headphones. Utilizing an advanced AI algorithm and strategically positioned microphones, your phone conversations will come through with precision and sharpness. The warranty is provided by soundcore. For full details, please refer to soundcore's Warranty Page. Standard Warranty : 18 months for quality-related issues. Non-Quality Issues : Returns must be requested within 30 days of delivery.