ZEB-BE380T is a BT wireless module with earphone. It comes with a 3.5mm jack which can be used with any other earphone/headphone. It also comes with microSD card slot for MP3 playback. It has a clip design structure which makes it easy to clip on to the fabric. The BT wireless module has an inbuilt microphone for calls and media control buttons. The bundled earphones are an in-ear metallic type which is very comfortable to wear.