The Sonic B Incognito Bluetooth Headphones include a built-in Bluetooth microphone so that you can enjoy hands-free features such as pause, skip and play. These headphones are equipped with an extended lithium battery of up to 9 hours of continuous play. - Built-in Bluetooth microphone - Metallic finish - Lithium battery of up to 9 hours of continuous - Enhanced acoustics treble & bass - On-ear comfort  - Easily connects to all Bluetooth enabled devices  View more