The KZA COUSTICS AZ09 Pro Bluetooth Adapter offers premium audio performance with advanced APTX/AAC/SBC lossless decoding technology, delivering CD-level sound clarity. This adapter ensures a stable connection for seamless audio across multiple scenarios, making it perfect for music lovers, gamers, and athletes. With an impressive battery life of 8 hours on the headphones and a total of 48 hours when paired with the charging case, you can enjoy uninterrupted wireless listening all day. The adapter is designed for ease of use, offering a plug-and-play experience that allows you to convert your wired headphones into a wireless setup effortlessly. The skin-friendly silicone ear hooks provide a comfortable and secure fit, staying in place even during intense workouts, while the built-in HD microphone excellently captures your voice in noisy environments, ensuring crystal-clear calls.","The KZA COUSTICS AZ09 Pro is ideal for users who want to enjoy the convenience of wireless listening without purchasing new headphones. It is designed to work with a wide range of headphone models, including KZ Zas, Zax, ZS10 Pro, and others with 0.78mm 2Pin C-pin connections. Whether you're commuting, exercising, or gaming, this Bluetooth adapter provides stable, low-latency audio performance comparable to wired headphones. It eliminates tangles and the need for constant recharging, letting you stay connected and focused. The product is user-friendly, offering a simple plug-and-play setup and compatibility with most devices, making it a great solution for anyone looking to upgrade their audio experience without buying new gear.