Discover the Benefits of Bluetooth Earmuffs Overview Bluetooth Headset Smartphone Ear Protection Earmuffs for HTC Cotton blend material, stylish, warm in the winter to answer the phone. Set the MIC for your phone to talk directly to your audio device so that you can answer your speakerphone from your device. Built-in lithium-ion rechargeable battery, charging through the USB cable, long standby time. Specification Product Specifications: Bluetooth version: V3.0 + EDR Frequency: 2.4026GHz-2.480GHz Transmission distance: 30 feet or less MICROPHONE transmission distance: ≤ 2m Lithium-ion battery: 3.7V / 120mA Charging time: 2.5 hours Standby time: 60 hours Continuous working time: about 4 hours Package Content 1* Bluetooth Earmuffs Comfort and Convenience Bluetooth earmuffs are designed for those who prioritize comfort and convenience. These earmuffs eliminate tangled wires so you can enjoy your music or podcasts without interruptions. Because they are wireless, you can move freely while staying connected to your audio device. The soft padding also ensures they remain comfortable during long usage, making them ideal for outdoor activities or simply lounging at home. Superior Sound Quality When it comes to audio performance, Bluetooth earmuffs excel. They provide rich sound quality with deep bass and clear highs, allowing you to fully enjoy your favorite tunes. Additionally, many models feature noise-canceling capabilities, so you can immerse yourself in your music or podcasts without background distractions. This is perfect for noisy environments, whether you're commuting or out for a walk. Stylish Personal Care Accessory Bluetooth earmuffs are not only functional but also a stylish personal care accessory. With a variety of designs and colors available, you can choose a pair that complements your style. Whether you're into sleek modern designs or classic looks, there’s something for everyone. Therefore, they serve as a fashionable statement piece while providing the practicality of wireless technology.