... 1. Radiation Proof Mobile Handset 2. Retro Style 3. Clear Voice 4. Volume control, answering button 5. OEM/ODM Features:1 ... , yellow, pink, green, orange, black, whiter, pearly white3. OEM&ODM provided4. Frequency:20-20000Hz 5. Sensitivity: 111dB±3% 6 ... with Iphone,or Samsung phone,or Nokia phone,or Blackberry Phone.13. Line Volume Control for general mobile phones Mobile handle parts description: ...