iFi GO Bar Ultraportable USB DAC/headphone Amplifier

The GO bar is our top-of-the-line ultraportable USB DAC/headphone amp.Whether you are commuting, working remotely or at your desk or simply travelling for pleasure, the GO bar is the perfectly portable way to make headphones sound heavenly.Connect to your laptop, MacBook, tablet or smartphone or any other digital device with a USB port for sensational sound at home, in the office, or on the move.Accessories include a leather travel case and a Lightening to USB-C, no need to buy a Camera Connection Kit, plus a USB-C OTG cable and a USB-C to USB-A adapter.Input USB CFormats PCMDSDDXDMQA 44.1/48/88.2/96/176.4/192/352.8/384kHz 2.8/3.1/5.6/6.1/11.3/12.3MHz352.8/384kHzFull DecoderDAC Bit-Perfect DSD & DXD DAC by Cirrus LogicHeadphone Output BAL 4.4mm/UnBAL 3.5mmOutput Power (RMS) BalancedUnBAL 475mW@32Ω; 7.2V@600Ω300mW@32Ω; 3.8V@600ΩOutput Impedance <1Ω (BAL/UnBAL)*SNR 132dBA / 108dBA (BAL/UnBAL)DNR 109dB(A) / 108dB(A) (BAL/UnBALTHD N BalancedUnBAL <0.002% (6.5mW/2.0V @ 600Ω)<0.09% (100mW/1.27V @ 16Ω)Frequency Response 20Hz - 45kHz (-3dB)Power Consumption <4W max.Dimensions 65 x 22 x 13.2 mm (2.6" x 0.9" x 0.5”)Weight 28.5g (1.0 oz)