Detailed description: ◆Support multi-music format like MP3, WMA,WAV, etc. ◆Support language: English, Simplified Chinese, traditional Chinese ◆Built-in FM stereo radio, Japanese frequency (76MHz~91.0MHz), European and American frequency (87.5MHz~ 91.0MHz), both FM radio and recording can be done at the same time ◆Adopt USB2.0 high-speed surface with compatibility of USB1.1 ◆Line-in actual coding of outer sound ◆High sensitive MIC, MP3 format music recording ◆Enable to delete the music documents, record documents or FM recording documents ◆Support the operation system Windows 98SE/2000/ME/XP/Mac so 9.2.2 or above ◆The memory of 256Mb/512MB can be optionized, and the current memory capacity can be displayed ◆128x64, 2 colors, OLED display ◆Backlight off-on state and time optional, power is saved for you ◆Standard mobile memory, USB port connection is adopted ◆Built-in 5 rhythmic effectiveness balancers: country, rock & roll, POP, Classical and Jazz With repeating function A-B section freely, easy to learn foreign language ◆Built-in polymer Li-ion Cell