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AmplifiersHeadphone AmplifiersPre-Amplifiers
Estimated price (community-sourced)
$2,999
Around — community and catalog average, updates slowly
About the HPA4
The Benchmark HPA4 combines a reference-grade headphone amplifier and line preamplifier in a single unit, featuring THX-888 feed-forward amplifier technology for ultra-low distortion. Its 256-step analog volume control and professional-grade components deliver exceptional signal integrity across all output levels.
Specifications
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