For sale is a gently used Denon DN-D4500 Cd player controller/mp3 player. Has always been rack mounted. In great condition. Key adjust/master tempo (CD or MP3) MP3 hot starts and seamless looping capability Cue stutter (CD or MP3) Auto BPM counter Wider pitch ranges (CD ±24/50/100%) MP3 file system search and CD Text 1000 memo points Relay play with adjustable overlap Pitch control: CD: ±4%, ±10%, ±16% (0.1% step); ±24%, ±50%, ±100% (1.0% step) MP3: ±4%, ±10%, ±16 (0.1% step)