Ivation Wireless Bluetooth Earmuffs/Ear Warmers with Integrated Music Controls Earmuffs are Made of Soft, Quality Fabrics to Keep Ears Warm During Winter Stereo Headphone Drivers are Built into Ear Pads for Inconspicuous Listening Bluetooth Capabilities Make it Easy to Connect to mobile Devices in Pocket Integrated Music & Phone Answering Controls are Perfect for Gloved Hands Micro USB Cable is Included for Juicing Up Internal Rechargeable Battery