Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Features:1.Support Bluetooth hands-free call， dual USB port charging， meet the car simultaneously charging multiple electronic devices.2.Use SD card / U disk storage and play songs，played directly after fully charged (this mp3 which only USB2 can support U disk play and charging function， USB1 only can be a charging port，USB1，2 port can be seen in following picture)3.Support MP3， WMA music file formats4.Support for audio input， via phone AUX wire into Car MP3 audio port to get high-definition quality5.Track automatic memory function， which allows you to get rid of the worry that the device after a power failure and begin to play the first song again， it will automatically play the same song the next time6.Support displaying folder nameSpecifications:1.Color:Blue2.Size:75*35*90mm(L*W*H)3.Input：DC 12-24V4.USB Port:25.Output 2100mA if two phone charged at the same timePackage included:1 x Car mp31 x Remote Control