Professional mp3 announcement and Musikeinspielgerat for PBX: - 3 channels voice response (expandable with No. 1821), 1 channel music-on-hold modes 4 day / break / night / holiday with manual or automatic timed switch (schedule / calendar) - Built-in LAN interface for configuration via web browser and Ansagen-/Musik-Download of individually configurable URL (via HTTP) - automatic update by Download adjustable interval universally suitable for all analog PBX interfaces, including HiPath 4000 - PA Sound and Music mode for paging functions 10 hours-board memory, MP3 sampling rates up to 192 kbit power via the included AC adapter or via PoE