The Messager USB is a state-of-the-art digital audio playback device designed to provide a continuous play audio source for message-on-hold, background music or any other audio application where high-quality audio playback is required. Messages are stored in MP3 format on any standard USB flash drive with no special software or drivers needed. The Messager USB is capable of high quality audio file playback of up to 128Kbps. Features: Plays MP3 files from standard USB drives No drivers or special software needed Playback quality up to 128Kbps Playback up to 1024 audio files Continuous playback Built-in monitor speaker Sonocrypt message encryption (optional) LED status indicator Black aluminum case, generic MOH audio, 12VDC power pack 6 foot RCA cable, 1/8 inch Adapter, Screws, and User Manual. Exceptional dealer support 5-year parts and labor warranty Designed and manufactured in the USA