Nel-Tech Labs Messager USB digital audio playback device 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 on industry standard USB flash drives from 16MB up to 4GB Capable of MP3 file playback from 8Kbps all the way up to full CD-quality audio playback of 128Kbps Audio content is easily managed by plugging the USB flash drive into a PC or MAC computer's USB port and "dragging and dropping" MP3 files to and from the drive Your customers can receive new and updated message-on-hold or background music programs via e-mail or FTP and update the units themselves saving you the expense of additional USB flash drives and the related mailing and tracking costs Next generation encryption software called Sonocrypt Level 3 encrypts the file itself making the MP3 file unplayable anywhere except on the Messager USB. This makes the distribution of music and messaging safe, secure, and ensures against unauthorized playback. Each Messager USB is built to exacting quality standards using state-of-the-art assembly equipment for outstanding reliability and years of dependable service Plays MP3 files from USB flash drive Up to 4GB flash drives supported No drivers or special software needed Playback quality up to 128Kbps Store up to 1024 messages Continuous playback Built-in monitor speaker LED status indicator Exceptional manufacturer's dealer support 5 Year manufacturer's parts and labor warranty Made in the USANLMSGUSBWDRIVE