EarFun K4 - Black

• Volume Limited & Safe for Kids: Features 74/85/94dBA volume limits and BPA-free, certified materials to ensure safe and comfortable listening for kids.
• 5 Colorful Lighting Modes for Fun: One-button multi-color LED lights add a vibrant, playful touch to every listening session.
• Stereo Sound & Hands-Free Calls: 40mm drivers deliver rich stereo sound, while the built-in mic ensures crystal-clear calls.
• 90H Playtime & USB-C Fast Charging: Enjoy up to 90 hours of playtime and get 8 extra hours with just a 10-minute quick charge.
• Bluetooth 5.4 & Wide Compatibility: Advanced Bluetooth 5.4 ensures stable connections with all your devices, from smartphones to tablets.

Please Note: This product is only available for residence in United States & Canada.