Specifications

BAL ANCED
L
R
EXTE RNAL
POWE R
DC 5V
Technolo gy lic ensed f rom AMR- Audio, UK As sem bled in C hina
SPD IF
IN/ OUT
OPT ICAL
INP UT
Out puts
6. Balanced 4.4mm fixed analogue output
For connection of 4.4mm to XLR or similarly balanced interconnects.
Warning: Do not insert 4.4mm headphones to this source as the full volume is likely to
damage your headphones or your hearing.
7. Single-Ended RCA output
Connect analogue RCA interconnects to an amplifier.
8. Digital coaxial input/output
Item 2. Input channel selector determines the function of digital coaxial
connector, which is:
an output when item 2 is on Bluetooth or USB
an input when item 2 is on S/PDIF
9. Digital optical input
To connect a optical cable to a digital audio source.
10. USB-audio and power input
This is a USB input. It connects ZEN One Signature to a computer
audio source and supplies power.
Note: For use with PC it is necessary to download drivers.
11. Antenna
Please attach the enclosed antenna for maximum signal quality.
12. Power supply LED
When connected to a power supply, the light will turn green.
13. DC 5V power
ZEN Blue Signature is powered by 5 volts, either via the enclosed USB
cable(for connection to a laptop or PC) or DC power supply (not
included).
Tip: For best performance upgrade the USB power supply to a super low-noise power
adapter such as iFi iPower2 or iPower X.
Tip: For the required driver and all the latest firmware updates please refer to our
website here: www.ifi-audio.com/download-hub/
6 7 8 9 11 13
Thank you for purchasing the ZEN One Signature from the Z EN
series. The ZEN One Signature is a wireless Bluetooth, USB,
S/PDIF DAC with digital and analogue outputs.
1. Power switch
This is the power switch.
2. Input channel selector
This button cycles through 3 inputs, see the fourth point for LED colour.
3. Display
The colour of the ‘iFi’ logo in the center of the front display
represents the file format received:
LED Format (Wired/Wirel)
White PCM/HWA(LHDC)
Cyan DSD/LDAC
Green MQA/aptX Adaptive
Blue MQA Studio/aptX
Magenta Original Sample Rate*/aptX HD
Yellow AAC
OFF SBC
*MQB
4. Audio Format and INPUT LED (kHz)
The LED color scheme indicates the sampling frequency that
ZEN One Signature receives from the music source.
LED Mode
Yellow PCM 44.1/48kHz
White PCM 88.2/96/176/192/352/384kHz
Cyan DSD 64/128
Red DSD 256
FlashingLED Wireless Bluetooth (Pairing)
5. Bluetooth pairing and display ON/OFF
1) Pairing
After power-on, ZEN One Signature searches for a previously paired device
and flashes blue. If a stored device is not found, it automatically enters
pairing mode, and flashes between blue and red. Light turns off
automatically after timeout.
To enter pairing mode, press button for 3 seconds until light flashes between
blue and red. To pair it with your phone or another device, look for “iFi Hi-Res
audio” on the list of available Bluetooth devices.
ZEN One Signature is able to store up to 8 paired Bluetooth devices.
2) Display screen ON/OFF
Double press - turns the display on or off.
Ver1.0
ifi-audio.com
kHz
SPD IF
/
1 2
43 5
S/PDIF
10 12
SPECIFICATIONS:
Power Source: DC 5V
Digital Inputs: USB3.0 B (USB2.0 compatible)
S/PDIF (coaxial, toslink optical)
TM
Bluetooth 5.0 (aptX, aptX HD, aptX Adaptive,
aptX LL, LDAC, LHDC/HWA, AAC and SBC codec)
Formats:
PCM 44.1/48/88.2/96/176.4/192kHz
DSD 2.8/3.1/5.6/6.1/11.3/12.3MHz
DXD 352.8/384kHz
MQA
Bluetooth 96kHz
Chipset: Bit-Perfect DSD & DXD DAC by Burr Brown
Qualcomm QCC 5100 Series
Output: Coaxial, Audio RCA L/R, 4.4mm Balanced Lineout
Frequency Response: 20Hz - 40kHz ±0.5dB (44.1kHz)
Outputs: 4V / 2V max. (BAL/UnBAL)
Zout: ≤72Ω/36Ω (BAL/UnBAL)
SNR: -105dB(A) @ 0dBFS (BAL/UnBAL)
THD + N: <0.002% @ 0dBFS(BAL/UnBAL)
Power consumption: No Signal ~0.7W
Max Signal ~1.0W
Dimensions: 158 x 100 x 35 mm
6.2" x 3.9" x 1.4"
Net weight: 485g (1.1 lbs)
Warranty period: 12 months
Specications are subject to change without notice.
Bluetooth
(Flashing)
S/PDIF
(Green)
USB
(Green)
FCC ID: 2A5QJZENONESIG