Features: discontinued no replacement OHP-7000 - simply connect to the music-on-hold input of any PBX or KEY telephone system. Digital Flash Memory - 128MB of on-board flash memory stores over 173 minutes (sampled at 98kbps) of awesome-sounding content. Additional Secure Digital card (not included) can add over hours of content for continuous playback (1GB SD card). Integrated CD Mechanism - Quickly and easily record high quality audio from an Audio CD. CD media is easy and inexpensive to duplicate and distribute. CD Autoload - Drop in a CD, close the lid, and the unit automatically records the content. USB Connection - Connect to your PC via USB to add new content or update firmware. PC Connection...strictly optional - Unit uses PC only to update content stored in flash memory. Updated content can optionally be added by copying an MP3 or WMA audio file to a Secure Digital (SD) card without the unit ever being connected to a PC or network. Auto-start after Power Loss - If power to the unit is lost, unit immediately returns to continuous playback with all settings without human intervention. LCD Control Panel - 6-line backlit LCD panel displays ID-3 tags with descriptive names of tracks for easy identification and selection. Display also shows a variety of important information so user can choose playback preferences and easily determine unit's operational status. Built-In Monitor Speaker - Allows user to monitor sound with the flip of a switch. Wall-Mountable - Unit can be mounted, played and recorded in a vertical position. HoldTracks Audio CD - Choose new, royalty-free music from a prerecorded audio CD featuring a variety of music styles. MessageStudio Software - Allows users to create new on-hold audio content, with voice, and music on their PC with a few mouse clicks. Then, just transfer the file directly to the unit?s on-board memory, to an SD Card, or upload to a server for a network update. Free Personalization - A free, professionally voiced, personalized on-hold production is provided to the customer automatically when a product is registered.