PSA: Fosi Audio V3 Pre-out does not scale with the volume knob

S.M.S.L D12 USB MQA DAC Headphone Amplifier AKM's AK4493S Chip Bluetooth 5.0 XMOS XU-316 DSD512 PCM 32bit/768kHz RCA / 6.35mm Output Aduio Decoder for Sw PS5 with Remote Control : Electronics

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