Xonar Essence One

World's first USB digital-to-analog converter with 8x symmetrical upsampling and 120dB SNR

• Hi-Fi audio through the world's first 8x symmetrical upsampling
• Extreme audio clarity with 120dB SNR
• Built-in headphone amp powers up even 600 ohms impedance headphones
• 11 swappable OP-amps for customizable tonal characters
• Cleanest sound thanks to a dedicated internal power supply

Specifications

• Audio Interface
  USB

• Audio Performance
  Output Signal-to-Noise Ratio (A-Weighted) (Front-out) :
  120 dB
  Output THD+N at 1kHz (Front-out) :
  0.000316 %(-110 dB)
  Frequency Response (-3dB, 24bit/192KHz input) :
  10 Hz to 48 KHz
  Output/Input Full-Scale Voltage :
  Balanced Output : 4 Vrms ( Vp-p)
  Unbalanced Output : 2 Vrms ( Vp-p)
  Headphone : 7 Vrms ( Vp-p)

• Chipset
  Audio Processor :C-Media CM6631 High-Definition Sound Processor

• Sample Rate and Resolution
  Analog Playback Sample Rate and Resolution :
  44.1K/48K/88.2K/96K/176.4K/192KHz @ 16bit/24bit
  S/PDIF Digital Input :
  44.1K/48K/96K/192KHz @ 16bit/24bit
  ASIO 2.2 Driver Support :
  Hz @ with very low latency
  Upsampling capability :
  Up to 352.8 kHz (44.1K 88.2K 176.4KkHz input) or 384 kHz (48K/96K/192KkHz input), 32bit

• Connectivity
  Analog Output
  1 x 6.3 mm jack (1/4") Headphone out
  2 x RCA (Un-Balanced)
  2 x XLR (Balanced)
  Digital
  2 x S/PDIF in (1 x Optical (Toslink)/1 x Coaxial)

• Accessories
  Driver CD x 1
  6.3mm to 3.5mm stereo adapter x 1
  Audio Precision (AP) test report x 1
  User manual x 1
  USB cable x 1
  Power cord x 1

• Dimensions
  261.33 x 230 x 60.65 mm ( L x W x H )

• Note
  Components:
  S/PDFI Receiver: AKM 4113
  DSP: ADI ADSP-21261
  D-A Converter for Analog Inputs: TI PCM1795
  Power Input Jack: IEC AC Inlet
  Volume controller: Balanced Output: Quad Units Taper B Potentiometer; Headphone Output: Quad Units Taper B Potentiometer
  Voltage Selector: AC 115V/223V Slide Switch
  
  Operational amplifier:
  Operational amplifier:
  Balanced/Un-balanced I/V:4 x NE 5532
  Balanced/ Un-balanced LFP: 2 x NE 5532
  Balanced /Un-balanced Buffer: 3 x LM4562NA
  Headphone: 2 x LME49600
  
  Clock:
  Crystal clock: 12MHz For USB; 24.576MHz For S/PDIF
  Oscillator: 45.1584MHz (for 44.1KHz sample rate); 49.152MHz (For 48KHz sample rate)
  
  LED Indicator:
  One color LED: 3mm Lamp LED Blue color
  2 color LED: 3mm Lamp LED Multi color(Blue and Red)
  
  MAC OS X support:
  The Essence One supports Mac OS X 10.8 or later version without any driver needed.
  
  Some versions may have 2 power cords for different countries