Otium Bluetooth Headsets, Wireless/Wired On Ear Stereo Bass Noise Cancelling Headphones with Aux Input Built-In Microphone

Advanced Bluetooth 4.0 technology: Ultra -optimized version of Bluetooth that consumes less energy yet delivers more reliable connection. Noise Cancelling Headphones: Foam design for ear pads, enhance noise reduction to enjoy stereo music, especially for bass.Bass and Stereo Sound: High performance premium driver with natural and balanced audio spectrum to deliver the dynamic music listening and handsfree talking experience. Wide Compatibility: Free switch to wireless or wired anytime anywhere, paired with Bluetooth devices and devices with 3.5mm aux slot. Not only fit to enjoy music but also play games Adjustable & Comfortable Wearing: The band will expand to fit and is covered in a faux leather that is very soft and comfortable. With Rechargeable Battery: Charge your wireless headphones for 3.5 Hours & enjoy up to 16 hours of playtime (18 Hours talk time), answer incoming calls right on your stereo headphones & your music will automatically resume when you hang up. S