A Separate keys for recording and playing B Three recording modes(LP normal recording model, data rate 8Kbps: SP 32Kbps:HP 64Kbps) C Voice activated recording (SP LP recording modes is voice activated recording) D LCD screen with color backlight E MP3 music enjoying ( option) G Drive free USB flash disk H Low-battery Auto reservation and indication function I Built-in high grade microphone and louder speaker J Auto section break and repeat from A to B L USB port, High-speed data transmit