main feature: Buds Best Wireless Earbuds for Small Ears] We've included in-ear ear tips in these little headphones so even the smallest and largest ears fit comfortably. The small earbud case fits easily into the smallest pocket. Seamless Bluetooth connection: Designed to provide fast and stable Bluetooth connectivity. Just take the earphones out of the case and the earphones go into pairing mode. Wireless headphones are compatible with all Bluetooth enabled devices! You can also answer calls and communicate hands-free. Arikasen headphones are compatible with all bluetooth devices (note: it requires a bluetooth transmitter for TVs that don't have built-in bluetooth) Awesome sounds and voice commands: Arikasen headphones deliver high-fidelity stereo sound with 27mm neodymium drivers and ear-cushion design - the two combine to deliver superb immersive high-fidelity sound and a tightly closed ear environment for relaxation and immersion in your music. Depending on the device's operating system, the headset can connect to a voice-enabled Siri-assisted device for quick access to information. Resistance] [Sweatproof + Waterproof] IPX-6 waterproof rating allows you to race in rain and snow. Sweat as much as you want, true wireless earbuds won't come off while you're running or jogging! [Note: not designed for swimming] Dual MEMS microphones The earphones feature high-quality dual MEMS microphones and CVC 8.0 noise-cancelling technology, allowing you to enjoy hands-free calls and voice assistants. The sound comes from two headphones in stereo mode. [Endurance] 30 hours of battery life Super long battery life! The earbuds can play music continuously for 5 hours, and the charging case can play another 25 hours. 30 hours of power on a single charge from a metal charging case using a USB-C cable