TecSox Spark511 Neckband offers a reliable and durable audio experience with Bluetooth connectivity, ENC, 30-hour playtime, high bass & IPX water resistance. Specifications: 30-Hour Battery Life : Non-stop playback for music, podcasts, and calls. High Bass : Deep, powerful bass for an immersive experience. IPX5 Water Resistance : Sweatproof and water-resistant for workouts and outdoor use. Comfortable Fit : Lightweight, flexible neckband for all-day comfort. Quick Charging : Fast recharge for minimal downtime. USP: Extended Playtime : 30 hours of continuous listening. Powerful Bass : Rich, deep audio performance. Waterproof : IPX5 rating for durability during intense activity. Wireless Convenience : Bluetooth for seamless connection. All-Day Comfort : Flexible neckband for long, comfortable wear. Sleek Design : Stylish, minimalist look for any occasion.