Block out all the noise with the COWIN SE7 Bluetooth Wireless Headphones. These over-ear headphones use professional active noise-canceling technology to ensure you hear just what you want. Available in six colors ranging from Purple to Dark Green and Wine to Gold, these Bluetooth headphones have an option for everyone. Additionally, they boast a whopping 30 hours of playtime. So you can listen to hours upon hours of podcasts before needing to recharge. These gorgeous headphones are comfortable to wear..