SINGXER SDA-6 PRO 2 Dual AK4499EX Decoder

SPECIFICATIONS： pcm: 44.1kHz-768KHz [USB and I2S support all sample rates, S/PDIF supports up to 192KHz]. DSD: 2.8 MHz (DSD64) - DoP, native 5.6 MHz (DSD128) - DoP,native 11.2 MHz (DSD256) - DoP,native 22.5792 MHz (DSD512) - native [USB and I2S support all DSD formats, S/PDIF and AES/EBU support DSD64 DOP mode]. Bitwidth: up to 32 bit over USB and I2S Up to 24 bit over S/PDIF Electrical standards for each interface: 1, USB input socket is a standard USB-B type female socket, USB power supply range 4.5V-5.1V; 2, SPDIF interface input standard S/PDIF signal, input impedance is 75 ohms, AES input impedance is 110 ohms; 3, the power input is 115V/230V AC, and the internal power is supplied by a 40-watt customized transformer; 4, I2S input is LVDS level in the form of HDMI interface, compatible with most front-end devices; Analog output performance: Output level (0dBFS): PCM: RCA single-ended output for 2.6V RMS, XLR balanced output for 4.6V RMS DSD: 2.6V RMS for RCA single-ended outputs, 4.6V RMS for XLR balanced outputs Output Impedance: 22 ohms (RCA single-ended) / 45 ohms (XLR balanced) Frequency Response: 20-20kHz +/-0.1dB Signal-to-noise ratio: 131dB (20-22kHz A-weighted) Distortion Characteristics: THD+N (1kHz, 0dBFS) 0.00012% (-118db) at fs=44.1Khz (PCM, 20Hz-22kHz A-weighted)) Dynamic Response (1kHz, -60dBFS) 131dB (20Hz-22kHz A-weighted) Left/Right Channel Separation >130dB @1kHz Size:262MM*220MM*46MM Weight:2.7KG

• self-developed adaptive clock system technology, built-in 4-way independent ultra-low jitter audio crystal, configure femtosecond local clock system for USB part, with our self-developed thermostat technology to achieve constant temperature crystal.
• High-performance digital-analog hybrid phase-locked loop, excellent clock synchronization recovery technology, can significantly filter external digital input jitter secondary PLL;
• 4-way fully balanced full DC Class A discrete circuit output;
• large FPGA for digital audio signal processing, self-developed third-generation algorithms, original multi-input channel isolation technology to ensure the purity of each input signal.
• Built-in 40-watt customized O-type transformer, the output of four independent power supply winding, up to 20 groups of distributed voltage regulator line; which provides the reference power supply for the AK4499EX is a newly developed chao low noise (down to 0.3uV RMS) power supply system.