Open-ear design with a baby-grade feel Comfortable listening, flowing light follows you wherever you go Spatial surround sound, cloud-like fit | Pain-free long-wear | Circular ticking light Exquisite details, exceptional quality The CD-like texture on the earphones creates a subtle, shifting luster under different FOR lighting, enhancing the visual sophistication and premium feel. Cool ticking light A cool, eye-catching, and shimmering light Personalize your unique ticking light effect, creating a recognizable and technological feel. "Comfortable and secure, no-fuss exercise" The ear clip fits snugly around the ear, ensuring a secure fit during strenuous activities like running, working out, and commuting. Product Name: J3 Bluetooth Earphones Material: ABS+PC Sensitivity: 107 dB SPL +/- dB (Blue/Beige/Black) Color: 25 x 25.3 x 15 mm Transmission distance: Approximately 10 meters Charging time: Approximately 40 minutes Bluetooth version: V5.3 Charging case dimensions: 63 x 63 x 27.1 mm Charging port: Type-C