RME ADI-2 Pro FS R Black Edition , High-end USB AD / DA converter and headphone amplifier, Sample frequencies up to 768 kHz (PCM), AK4493 DAC chip, DSD playback and recording, 2.5 dB analog level reserve and digital headroom up to +4 dBFS, Integrated sample rate converter, Safety design and overload indicator for headphones, Balanced mode for headphones, Binaural crossfeed for convincing loudspeaker simulation via headphones, Bass / Treble / Loudness function, Adjustable filters for AD and DA conversion, Hi-performance DSP for error-free calculation of all audio data, 5-Band parametric EQ and low cut, separately adjustable for left and right channels, Level meter, Performance and status display, Volume / Gain display, 30-Band analyser in DIGICheck technology, Channel status info screen, Professional features: phase, base width, mono, M / S processing, Elaborate discrete reference level switching via relay, All settings can be saved, Audiophile circuit board and circuit design with carefully selected components, FPGA based firmware updates possible via USB, Reduced self-jitter with SteadyClock FS, based on Femtosecond quartz, AutoDark mode: switch off the lighting of the display, buttons and rotary encoders (standby button remains visible), Format: 9.5""/ 1 U, Includes infrared remote control, cable whip for AES / EBU and SPDIF coaxial and external power supply unit (lockable)@+*Connections:*@+@+, 2 x Lline input combo XLR / jack 6.3 mm, 2 x Line output XLR, 2 x Line output 6.3 mm jack, S / PDIF input and output coaxial, AES / EBU input and output XLR, ADAT input and output, USB 2.0 connection