1.Supporting MP3 / WMA music play formats 2.Built-in quick flash Memory Original sound could be played, with high quality record for 50 hours 3.Dot matrix LCD display, 7 color background light 4.High speed USB Port, A-B repeat funtion. 5.6 kinds of EQ music effect settings Apply for international advanced nano-meter technology, with large nano-meter screen design 6.Movable electronic hard disk With locking function to prevent wrong operation. Adjustable Contrast rate display, backlight startup time could be set 7.Supporting ID3 information (synchronized display of song & lyrics) The thin function of the built-in telephone,can store such communication materials as telephone , cell-phone,E-mail,etc.