Hi-Res certified sound quality with dual dynamic drivers (high/low frequency composite diaphragm), Bluetooth 5.4 chip for stable connectivity, and ENC intelligent noise cancellation for clear calls. Ultra-low 0.06s latency ensures seamless audio sync for gaming and video. Features IPX7 waterproof rating, Type-C fast charging, and up to 30+ hours total battery life with case. Sleek matte black charging case with orange interior, lightweight ergonomic design for all-day comfort. Fully compatible with Apple and Android devices via ACS 360° air conduction stereo and DirectTone stable output technology. Ideal for daily commuting, workouts, office use, and travel—delivering premium audio performance in a compact, modern package. The 'Zhi Zhen Edition' (Ultimate Edition) emphasizes refined craftsmanship and advanced acoustic tuning for audiophile-grade listening experience without compromising portability or durability.