... 2.high quality microphone and speaker 3.mobile phone handset for iphone 4.CE,FCC,ROHS Mobile phone handset for ipohne XH-T56B1. Radiation Proof with mic ... of phone- Volume control- Answering/Hanging up ButtonSpecificationVolume control button, answering/hanging up buttonColors: Blue, Red, purple, yellow, pink, green, orange, black ...