Enjoy your favorite music in full stereo and comfortable handsfree calling on the go. A 9.2 mm/0.36 in dynamic speaker driver behind each earphone and advanced micro audio technology combine to deliver an impressive audio experience. Press the answer key when a call comes in and enjoy comfortable handsfree calling on the go. A HD voice enabled microphone lets your voice be heard with excellent clarity. Connect to phone， computer or other device and enjoy your music and other entertainment with standard audio plug.