AtlasIED TSD-RL21 2-Channel Mic/Line Mixer, Remote Level Control, I/O Connectors

Optimize your paging, public address and background-music systems with the AtlasIED TSD-RL21 2-channel mic/line mixer. Purpose-built for commercial AV and security environments, this AtlasIED pro audio mixer gives integrators precise, remote level control and flexible I/O so you can manage mic paging and BGM from a single device. Channel one switches between balanced mic or line input while channel two accepts a stereo-summed RCA feed—perfect for dedicated music sources. The TSD-RL21 delivers professional audio quality with a high-gain mic input (50 dB) and a wide 20 Hz–20 kHz frequency response, plus balanced line output to drive long cable runs in stadiums, retail, houses of worship, or monitoring rooms. Removable front knobs, optional decorative wall-plate control compatibility, and separate ground connections reduce tampering and improve security system integration for surveillance and monitoring applications. Energy-efficient 24V DC operation and a compact aluminum chassis make rack mounting and multi-device power distribution simple. Add the TSD-RL21 to your next PA or security audio design to streamline control and improve intelligibility—contact sales to specify or order today.

• Centralized remote-level control for paging and BGM, simplifying day-to-day audio adjustments
• Flexible 2-channel I/O: Channel 1 selectable mic or line, Channel 2 stereo-summed RCA ideal for background music
• Tamper-resistant front controls with removable knobs and wall-plate remote compatibility for secure installations
• Professional audio performance with 50 dB high-gain mic input, balanced line out, and 20 Hz–20 kHz frequency response for clear speech and music
• Compact, energy-efficient 24V DC rack-mount design for easy integration into PA, security, and monitoring systems