RDL FP-MX4 4-Channel Audio Mixer

For installers who need consistent, professional mixing in security, surveillance and AV monitoring systems, the Radio Design Labs FP-MX4 pro audio mixer delivers dependable multi-source control in a compact package. This 4-channel mixer accepts either mic or line level sources on each input, making it ideal for combining microphones, intercoms, CCTV audio feeds or line-level program audio. The FP-MX4 provides both balanced line (+4 dBu) and microphone (-45 dBu) outputs simultaneously, simplifying integration with recorders, amplifiers and paging systems. Installers benefit from set-and-forget mixing potentiometers and a dual-LED VU meter for quick visual confirmation of output levels. With 24 VDC power and a space-saving FLAT-PAK rack-mountable chassis, the FP-MX4 is built for tight equipment rooms and distributed audio nodes. Choose the FP-MX4 for secure, reliable audio mixing in surveillance, monitoring and public-address applications—order now to streamline your next AV or security installation.

• Simplify multi-source audio: Four mic/line inputs let you mix multiple sources into one clean output for paging, AV or security systems.
• Flexible outputs for integration: Simultaneous balanced line (+4 dBu) and mic (-45 dBu) outputs make connecting to recorders, amplifiers or intercoms effortless.
• Reliable visual monitoring: Built-in dual-LED VU meter gives installers and operators instant confirmation of output levels and signal health.
• Set-and-forget controls: Adjustable mixing potentiometers are designed for permanent installation—set levels during setup and leave them stable.
• Compact rack-friendly design: FLAT-PAK form-factor and 24 VDC operation fit neatly into racks or distributed electronics locations for surveillance/monitoring projects.
• Pro-grade build and support: U.S.-made Radio Design Labs quality with a 3-year limited warranty for long-term system reliability.