The COWIN E7 Pro Blue is a stylish over-ear wireless headphone designed with active noise cancelling technology to reduce background noise and deliver clearer, immersive sound. It features soft protein ear cushions for all-day comfort, a built-in microphone for hands-free calls, and up to 30 hours of battery life on a single charge. With Bluetooth connectivity and optional wired mode, it offers flexible use for music, movies, travel, and everyday listening.