iFi audio Zen DAC 3 USB DAC and Headphone Amp

Equipped with a USB-C input for plug-and-play connectivity Offers both 6.3mm single-ended and 4.4mm balanced headphone outputs, delivering up to 390mW of power for various headphones and earphones Features RCA and 4.4mm balanced outputs with variable and fixed volume settings, allowing for seamless connection to your active speakers, preamplifiers, or power amplifiers Includes XBass+ to restore lost bass frequencies from open headphones Comes with PowerMatch, a switchable gain to ensure optimal power for the headphones you are using Improved low-jitter GMT (Global Master Timing) clock provides >20dB better performance Improved circuitry, including enhanced DC offset, ensures heightened signal purity and accuracy Incorporates a 16-Core XMOS low-latency microcontroller for DSD512 and MQA full decoding Key Specs Form Factor Desktop Converter Type D/A Converter Number of Channels 2x D/A Maximum Sampling Rate 768 kHz / 32-Bit (DoD/DSD over PCM) Number of Microphone Inputs No Analog Audio I/O 1x Stereo RCA Unbalanced Line Output1x 4.4 mm TRRRS Balanced Headphone Output1x 1/4" TRS Unbalanced Headphone Output Digital Audio I/O No Converter Type D/A Converter Number of Channels 2x D/A Converter Circuitry D/A Chipset:Burr-Brown Display No Maximum Sampling Rate 768 kHz / 32-Bit (DoD/DSD over PCM) Number of Microphone Inputs No Expansion Slots No Connectivity Analog Audio I/O 1x Stereo RCA Unbalanced Line Output1x 4.4 mm TRRRS Balanced Headphone Output1x 1/4" TRS Unbalanced Headphone Output Digital Audio I/O No Host Connection 1x USB-C Host Connection Protocol USB 2.0, USB 3.0 / 3.1/3.2 Gen 1 USB (Non-Host) No Sync I/O No Network I/O No MIDI I/O No Wireless No Performance Frequency Response 5 Hz to 90 kHz ±3 dB Maximum Output Level RCA Line Outputs:+3.3 V (Switchable)4.4 mm Headphone Outputs:+6.2 V (Switchable) Headphone Output Power 1/4":300 mW into 32 Ohms70 mW into 600 Ohms4.4 mm:210 mW into 32 Ohms18 mW into 600 Ohms Impedance Headphone Outputs:< 1 OhmLine Outputs:≤ 200 Ohms (Balanced)≤ 100 Ohms (Unbalanced) Dynamic Range Headphone:≥ 109 dBA (at 0 dBFS)Line:≥ 113 dBA (at 0 dBFS) SNR Headphone Outputs:> -109 dBA (at 0 dBFS)Line Outputs:> -113 dBA (at 0 dBFS) THD+N 4.4 mm Headphone Outputs:< 0.0005% (Balanced)1/4" Headphone Outputs:< 0.013%4.4 mm Line Outputs:< 0.0015% (Balanced)RCA Line Outputs:0.003% Digital Audio Sample Rates 768 kHz (PCM) Bit Depths Up to 32-Bit Digital Audio Decoding DSD Sync Sources Internal Compatibility OS Compatibility No Mobile App Compatible No Power Power Requirements AC/DC Power Adapter (Not Included), USB Bus Power DC Input Power 5 VDC at 0.5A Power Consumption 2.5 W (Maximum)0.5 W (Idle) Physical Dimensions 6.2 x 4.6 x 1.4" / 15.7 x 11.7 x 3.6 cm Weight 1.0 lb / 454.0 g