Color:BlackProduct features:1.multi-function vehicle-mounted mobile support (silica gel clip， prevent mobile phone from wearing)2.Car MP3 player3.card reader usb flash drive4.Car charger (support smartphone tablet )5.scalable support，Wide 5.5 cm， 8.5 cm after extending(maximum support phone 8.5 cm wide， mobile phone width is less than 8.5 cm can be used)6.Hands-free car phone7.FM radio transmitters8.Output voltage: 12 to 24 v9.MP3 frequency: 87.5-10810.It suit for iphone，samsung，lenovo，htc and so on