NoiseHush NS400-12072 Bluetooth Stereo On-Ear Headphones - Black/Red Built-in Rechargeable Li-Polymer Battery Foldable for Maximum Portability Easy Touch volume and Track Control Functions Carrying Case Included Compatible with most Smart Phones Built-in Rechargeable Li-Polymer Battery ^Foldable for Maximum Portability ^Easy Touch volume and Track Control Functions ^Carrying Case Included ^Compatible with most Smart Phones