... reader funtion 5.128x32screen digital Mini Digital Speaker with LCD screen---XKD2This speaker has been put into stylish and economic ... battery, computer USB, adaptor DC-5V allow you to enjoy the music, for your option. Instruction:128 * 64 LCD screen.Support ... functionLine-in: can connect to computer, mobile phone, MP3/MP4 and other source equipment.Specification Screen: 128x64 black and whitePower: ...