Display typelcd video formatmp4 languagesenglish whats in the box1 x user manual 1 x mp3 player 1 x usb cable audio recordingvoice video recordingmp4 e book formatsbrm memory typeflash memory display resolution320x240 battery typerechargeable li ion battery control typebutton external hard drive connection typeusb headphones jack35mm stereo jack additional featuresplaylists supported supported audio formatmp3 supported picture formatjpeg item typemp3