Our provided Jbtek JB-W5 Bluetooth Earphone is used for wireless communication purpose, which is known for their excellent noise isolation and working. It allows for more than just simply receiving audio, buttons on the headset can be used to answer and hang up calls, as well. This is easy to connect with any smart phones and get calls and unlimited music. Further, our provided earphone is available with an advanced volume control options and provide efficient magnified sound effects and high speed. This Jbtek JB-W5 Bluetooth Earphone is sternly inspected by our quality controller on various quality standards norms before delivering in market.