Earpiece

Professional model comes in clear with a standard 3.5 mm cable.
Single Dynamic Driver produces great sound in a convenient and portable package.
Sound Isolating design blocks up to 37 dB of outside noise for immersive listening no matter where you are.
Wireless model pairs with most phones, laptops and tablets with Bluetooth 4.1 connectivity, and provides up to 8 hours of battery life and 30 feet (10 meters) of wireless range