From Manufacturer
The Denon DN-F300 USB and SD Card Audio player delivers a professional, easy to operate MP3 and WAVE file audio player for commercial installations, retail stores, dance studios, restaurants, bars and more. The DN-F300 will read and play audio files from SD/SDHC cards, and external USB hard drives. There are two 1/4" phone microphone inputs with level control on the front panel and +/- 20% pitch and tempo controls allow for easy audio tempo control. The DN-F300 features a low profile and occupies just a single space within a 19" rack enclosure.
Compact, single rack-space design conserves valuable rack real estate
Plays uncompressed CD-quality WAV (44.1 kHz) and MP3 files
Plays back from both SD/SDHC cards and external USB connected media (HDD or Flash drives)
+/- 20% pitch control
+/- 20% tempo adjust
Control via front panel or compact, wearable RC-1135 IR remote (included)
Dual 1/4" microphone inputs with level control and music ducking for paging functionality
Front-panel 1/4" headphone output with level control
RCA audio output
Random, Repeat All and Repeat Directory playback modes
A-B repeat mode
Easy-to-read front panel navigation
Auto Cue and Cue to Music functions with audible, frame accurate search capability
Master level control, microphone and headphone level controls push-lock into front panel for added security