Sony DEJ011 Portable Walkman CD Player (Pink) Easy Programming = Bookmark Playback Function so you can easily program your favorite songs from multiple CDs and play them back with the touch of a button. This feature makes it easy to program and playback a personalized mix of your favorite songs G-Protection Technology = Continues to provide quick recovery from both horizontal and vertical shock with Skip-Free G-Protection Automatic Volume Limiter System = 2 Position Automatic Volume Limiter System (AVLS) maintains volume output at levels below distortion threshold for cleaner sound reproduction 8 Playback Modes = Offer many predetermined choices in the playback of CDs, including hearing one track over and over, hearing a selection of tracks in a desired order, or listening to tracks randomly / CD-R/RW Playback = Plays back CD-R/RW discs burned either in a PC or a home recording deck. Create custom mixes from your existing personal music collection