inputs.text: got features good sound - skeptical pairing etc reading reviews ordered unit anyway not understand others pairing problehems case paired samsung galaxy s2 phone bluetooth dongle exactly supereasy thatafter onetime pairing powered dongle ie pulled usb plug also shut phones bt radio powering thehem paired automatically like would want several times worked every time no idea would not work peoplethe sound quality good plugging headsets testing would even call sound quality excellentthis unit shipped china arrived 15 weeks soand confirm like others said already usb plug serves power source audio signal comes 35mm stereo connector unit ships short audio cable connect audio output whatever playerradioetc want drivehighly recommend unit would not hesitate buy needed extras