Designed for audiophiles and studio professionals, the SPL Phonitor X is a premium analog headphone amplifier and preamplifier featuring an optional high-performance DAC. Built around SPL’s proprietary 120V rail technology, it delivers impressive dynamic range, exceptional clarity, and effortless power to drive even the most demanding high-impedance headphones. Beyond its primary role, it functions as a versatile hub for your entire audio system, seamlessly driving powered monitors or standard stereo power amps with both balanced and unbalanced connections. Core Highlights 120V Rail Technology: High-voltage design provides massive dynamic headroom and minimal distortion. Dual Headphone Outputs: Features both 4-pin balanced XLR and standard 6.35 mm jacks with ample power for hard-to-drive gear. Flexible Connectivity: Includes balanced XLR and unbalanced RCA inputs/outputs, plus optional USB, optical, and coaxial digital inputs with the DAC module. Dedicated Preamplifier: Seamlessly connects to active studio monitors or power amplifiers for full stereo control. Phonitor Matrix: Advanced crossfeed and speaker simulation offer a natural soundstage that mirrors a traditional loudspeaker setup. Precision Sound Sculpting: Built-in mono switch and fine-grained laterality/balance controls aid in precise monitoring and mixing. Built to Last: Studio-grade construction with motorized, remote-controllable volume.