Unit is in working condition
Key Specifications
Type: Fully Balanced Solid-State Headphone Amplifier.
Power Output: Max 9W into 50 Ohms (first 2.25W is pure Class A).
Frequency Response: 3Hz – 650kHz (-1dB @ 3W into 33 Ohms).
THD+N: 0.0015% @ 3W into 33 Ohms.
Inputs: 1x Single-Ended (RCA, converts to balanced internally), 2x Balanced (XLR).
Outputs: 1x 4-pin XLR, 1x Pair (L/R) 3-pin XLR, 2x 1/4" TRS jacks.
Gain: Switchable (4X/12dB & 8X/18dB) for different headphones.
Design: True differential topology with independent rail regulators, massive capacitance for headroom, auto fault protection.