•【Retro BB Machine Design】Unique vintage-inspired design with a digital clock display, perfect for those seeking a trendy and personalized audio experience •【High-Quality Sound】Equipped with 13mm high-quality copper ring speakers, delivering a wide frequency response range of 20Hz-20000Hz for immersive audio •【Long Battery Life】Enjoy up to 6 hours of playtime on a single charge, extendable to 22 hours with the charging case for all-day listening •【Fast Charging】Quick 60-minute charging time ensures minimal downtime between your audio sessions •【Bluetooth 5.3 Connectivity】Features the latest Bluetooth 5.3 technology for stable and efficient wireless connection up to 15 meters •【Lightweight Comfort】Each earbud weighs only 3.5g, providing a comfortable fit for extended wear Specifications: •Bluetooth Version: 5.3 •Bluetooth Chip: 5656 low power consumption •Supported Protocols: HSP/HFP/A2DP/AVRCP •Charging Port: Type-C •Input Current: DC 5V •Output Current: 3.7V/50mAh •Speaker: 13mm high-quality copper ring speaker •Frequency Response: 20Hz-20000Hz •Earbud Battery: 30mAh x 2 •Charging Case Battery: 200mAh polymer with protection board •Playtime: Approx. 6 hours (single use), 22 hours (with charging case) •Talk Time: 5-6 hours •Charging Time: 60 minutes •Wireless Range: ≤15M (without obstacles) •Earbud Dimensions: 23.5 x 18.8mm •Charging Case Dimensions: 58.5 x 41.8 x 22mm •Cover Dimensions: 60 x 45.7 x 29mm •Weight: Earbuds - 3.5g each, Charging Case - 26g, Cover - 9g Package included: •2 x Earphones •1 x Charging Case •1 x Cover •1 x Type-C Cable •1 x English and Chinese User Manual