iFi Audio ZEN DAC V1 Desktop USB DAC Headphone Amplifier With USB3.0 B Input

Description

Complete in open box. Tested, working. Includes Zen Dac, USB cable, RCA cables, 3.5mm to 1/4" adapter and printed manual.
This superb hi-res USB DAC / headphone amp delivers a level of specification and performance that punches above it's price point. Compact enough to use as a USB DAC/amp on your work desk with your much-loved headphones. Stylish enough to use in your home system as a USB DAC. Just add your favourite active speakers or amp.
ZEN DAC is powered by 5 volts, either via the included USB cable (for connection to laptop or PC) or DC power supply (not included).
Specifications:
Input: USB3.0 B Socket (USB2.0 compatible)
Formats: 44.1/48/88.2/96/176.4/192kHz PCM 2.8/3.1/5.6/6.2/11.2/12.4MHz DSD 353/384KHz DXD MQA
DAC: Bit-Perfect DSD & DXD DAC by Burr Brown
Line Section Output:
Balanced 4.4mm: 2V / 6.2V max. (variable) 4.2V fixed
UnBAL RCA: 1V / 3.3V max. (variable) 2.1V fixed
Zout:
Balanced: <= 200Ω
UnBAL: <= 100Ω
SNR: <-116dB(A) @ 0dBFS (UnBAL/BAL)
DNR: >116dB(A) @ -60dBFS (UnBAL/BAL)
THD+N: <0.0015% @ 0dBFS (UnBAL/BAL)
Headphone Section Output:
Balanced 4.4mm: 2V / 6.2V max. 12 Ohm – 600Ω
UnBAL 6.3mm: 1V / 3.3V max. 12 Ohm – 300Ω
Output Power:
Balanced: >380mW @ 50Ω; >70mW @ 600Ω
UnBAL: >280mW @ 32Ω; >36mW @ 300Ω
Output Impedance: <1Ω (UnBAL/BAL)
THD & N: <0.005% (125mW @ 32R)
SNR: >113dBA (3.3V UnBAL / 6.2V BAL)
Powber consumption: No Signal ~0.5W Max Signal ~2.5W
Dimensions: 158 x 117 x 35 mm 6.2″ x 4.6″ x 1.4″
Weight: 491 g (1.08 lbs)