tuneintx Posted October 14, 2017 Share Posted October 14, 2017 Boxed as new, manual and in mint condition. Excellent DAC and headphone amp. Check out headphone.guru review here: http://headphone.guru/questyle-cma600i-headphone-dacamp-exceptional-synergy-and-value/ SOLD Technical Specifications: Product Type: Headphone Amplifier with DAC and Pre-Amp Chassis: Silver/Space Grey Chassis Materials: Special CNC tooled aluminum Dimensions: 12.99” (330mm) W x 11.81” (300mm) D x 1.38” (55mm) H Weight: 113oz (3.2kg) Working Status: Patented Current Mode Pure Class A Voltage: 100-120V or 220-230V, switchable Power consumption: 18W Headphone Amplification Section Gain: 13.4dB (4.7 times) Max Output: 220mW@300 Ohms, 950mW@32 Ohms (Single Ended) 630mW@300 Ohms, 1900mW@32 Ohms (Balanced) THD+N: 0.00057%@1kHz, Po=100mW, 300 Ohms 0.00034%@1kHz, Po=50mW, 32 Ohms SNR: 113dB Frequency Response: DC-100kHz (+0, -0.7dB) ; DC-600kHz (0, -3dB) Sensitivity: 1.7Vrms Input: Internal Dac Output external RCA, switchable Output: Dual ¼” (6.35mm), 1 x 4 pin Balanced output DAC and Pre-amp section Supporting Files: SPDIF and Optical: PCM 44.1k-192k/16-24 bit USB: PCM44.1k – 384k/16-32 bit, True DSD64-256, DoP 64-128 Supporting OS: WIN XP, Vista, Win 7, Win 8, Win 10, MAC OS Digital Input: SPDIF, Optical, USB Type B Kernel Streaming: WASAPI, ASIO, KS Digital Filter: PCM mode, IIR (MP) and FIR (LP) Switchable; DSD mode; no filter Output: XLR and RCA Max Amplitude: XLR: 8.6Vrms; RCA: 4.3Vrms Analog output: THD+N: RCA<0.00082%, XLR<0.00064% SNR: RCA > 105dB, XLR > 121dB Link to comment
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