sens SENS MJ 1 Bluetooth Neckband with ENC & Low Latenc gunmetal gray BLUETOOTH ( Open Box , 3 Months Warranty )

Sound Quality: They can offer a range of sound quality, from basic audio for casual listening to high-fidelity sound for audiophiles, often featuring noise cancellation or isolation.
Comfort and Fit: Many come with different-sized ear tips (silicone, foam, etc.) to ensure a secure and comfortable fit for various ear shapes, crucial for both sound quality and long-term wear.
Features: Modern earbuds often include features like integrated microphones for calls, touch controls for music playback and calls, voice assistant integration, and water resistance for exercise.