... 3.Clear Voice 4.Compatible for various mobile phones 5.10 colors optional Radiation proof Retro mobile handset1. Volume+-,LED light ... , green, orange, black, whiter, pearly white)4. Compatible for brand mobile phones:Nokia,Iphone,Blackberry,Samsung5. OEM&ODM Service provided6.Frequency ... plug: 2.5mm or 3.5mm DC plug optional for different Mobile phone. b. Answer Button: answering or hang up the ...