Crestron DMPS-300-C Digital Media Presentation System

The Crestron DMPS‑300‑C is a professional-grade, rack-mounted 3‑space AV presentation powerhouse, perfect for boardrooms, lecture halls, and video conference rooms. It integrates a 7×4 AV matrix switcher, 6‑channel mic mixer, audio DSP, 40 W amplifier, and 3‑Series control system into a single chassis. Featuring auto-switching HDMI, SPDIF, and analog inputs, plus built-in DigitalMedia 8G+ and HDBaseT, it delivers plug-and-play flexibility with up to four display outputs over CAT5e cable (330 ft). With advanced features like QuickSwitch HD, Auto‑Locking®, Private Network Mode, and compatibility with Crestron touchpanels, mobile apps, and SNMP, the DMPS‑300‑C offers a complete, scalable solution for high-end AV installations—no extra components or control processors needed.

Product Features:

• All‑in‑One AV Solution – Combines 7×4 matrix switcher, microphone mixer, audio DSP, amplifier, and control system in a single unit
• DigitalMedia 8G+ & HDBaseT Support – One-wire CAT5e connectivity for long-distance AV signal distribution up to 330 feet
• Auto-Switching Inputs – Accepts HDMI, analog video, SPDIF, microphone/line audio, and remote DM sources without manual input selection
• 6‑Channel Microphone Mixing with DSP – Includes gating, equalization, compression, limiting, and phantom power support
• Built-in Amplifier – 40 W output selectable for stereo 8-ohm or mono 70V/100V systems
• QuickSwitch HD & Auto‑Locking – Fast, seamless switching between sources without blank screens
• Integrated 3‑Series Control System – Full control of connected AV, lighting, and environmental systems via touchpanels, apps, or web interfaces
• Private Network Mode – Isolates the AV system from the LAN using a single IP address for simplified integration
• Rack Mountable Design – Standard 3U form factor with universal power supply for professional AV rack installations

Note: This is a refurbished item that comes with a 90-day exchange warranty. This has been serviced and calibrated to work as new. Servicing can include replacement of belts, gears, capacitors, cleaning and re-lubricating all internal mechanisms. Porter Electronics prides itself on only acquiring top quality used products that show minimal signs of use. Buying from Porter Electronics you should expect a very nice, refurbished unit. We do offer an extended warranty that can be purchased during checkout and will apply at the end of our already 90-day warranty

Porter Electronics also offers free tech support for those needing extra help. We offer a free digital download of the manual for this on this page in the “Downloads” tab. If you are unable to locate the link, just use our Contact Us page to request one.