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  • Delivers up to 2,000mW output power
  • 3 Analogue Inputs with selection switch
  • Balanced 4.4mm Inputs and Output
  • 0-18dB gain adjustment
iFi audio ZEN CAN 3 Headphone Amplifier Specifications
Input Voltage DC 5V/2.5A
AC 100-240V, 50/60Hz
Analogue Inputs SE RCA L/R 2.0V nominal @ 0dBFS, 1MegOhm Zin
SE 3.5mm 1.0V nominal @ 0dBFS, 1 MegOhm Zin
BAL 4.4mm 4.0V nominal @ 0dBFS, 24kOhm Zin
Max Input Level SE RCA 3.8V RMS
SE 3.5mm 1.92V RMS
BAL 4.4mm 7.4V RMS
Headphone Output Section
Output Impedance BAL 4.4mm HP <2 Ohms
SE 6.3mm HP <1 Ohm
Headphone Output (RMS) BAL 4.4mm >11.5V/2,000mW (@ 64 Ohms)
SE 6.35mm >7.2V/1,600mW (@ 32 Ohms)
Headphone Output (Max.) BAL 4.4mm >15.1V/385mW (@ 600 Ohms)
>6.2V/1,200mW (@ 32 Ohms)
SE 6.35mm >7.6V/98mW (@ 600 Ohms)
>7.2V/1,600mW (@ 32 Ohms)
xMEMS BAL 4.4mm >21Vpp, 22 Ohm, 11V DC bias
SNR BAL 4.4mm ≥125dB (7.3V 4.4mm Input 0dB @ 600 Ohms)
SE 6.35mm ≥122dB (1.9V Input 0dB @ 600 Ohms)
DNR BAL 4.4mm ≥119dB(A) @ 0dBFS
SE 6.35mm ≥119dB(A) @ 0dBFS
THD+N BAL 4.4mm <0.006% (@ 360 mW/2.4V 16 Ohms)
SE 6.35mm <0.006% (@ 100mW/1.27V 16 Ohms)
Line Output Section
Output Impedance <200 Ohms
Output Level 4Vrms (0dB 200kOhm load)
SNR ≥125dB (7.3V 4.4mm Input 0dB @ 200kOhm)
DNR ≥119dB(A)
THD+N 0.006% (0dB 200kOhm load)
Gain 0dB, 6dB, 12dB, 18dB
Frequency Response 10Hz-200kHz (-3dB)
Power Consumption No Signal ~5W
Max Signal ~13W
Dimensions 158x117x35mm (6.2x4.6x1.4”)
Net Weight 495g (1.09 lbs)

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