4 Controls. 4 LCD screen. 4 Adjusting the direction of the built-in microphones (Tilt up). 5 Inserting a battery. 5 Battery indicator. 5 Playback. 18 Stopping playback. 18 Changing playback speed. 18 Fast forward playback. 18 Fast reverse playback. 19 Skipping to the next or previous file. 19 Index search. 19 Setting the Clear Voice function. 19 Playing back files recorded from external devices. 19 Playing back music files. 20 Display in the M folder during playback. 20 Creating and playing back music files from subfolders. 21 Basic Operations. 6 Selecting a menu item. 6 Canceling the operation or return to the previous display. 6 Using the headphones. 6 Using an external stereo microphone. 6 Turning the power on or off. 6 Auto power off function. 6 Repeat/Random playback. 22 Five-second replay...