
4. Balanced 4.4mm outputs
For connection of 4.4mm > XLR or similarly balanced interconnects.
Warning: do NOT connect 4.4mm balanced headphones to the ZEN Blue as the full
signal is likely to damage your headphones and your hearing! iFi audio is not
responsible for any hearing or equipment damage arising from mis-use.
5. Single-Ended RCA outputs
Connect analogue RCA interconnects to an amplifier.
6. Digital/Analogue switch
Select between digital OR analogue signal output.
To connect a coaxial or optical cable to a DAC.
Please attach the enclosed antenna for maximum reception quality.
An optional +3dB antenna has been included for better performance.
Connect the enclosed 5v power supply.
Tip: The ZEN Blue MUST be powered by 5 volts only. It is possible to
upgrade the enclosed 5v power supply by using a super low-noise supply
such as the iPower or iPower X.
Specifications are subject to change without notice.
Thank you for purchasing the B from the Z series. Thelue EN
B is a wireless Bluetooth DAC with digital and analogue lue
1. Bluetooth pairing button
The ZEN Blue receives a Bluetooth signal via apt , aptX ,X HD
aptX Adaptive, aptX LL, LDAC, HWA, AAC and SBC.
2. Bluetooth codec display
The colour of the ‘iFi’ logo in the centre of the front display
represents the file format received:
3. Bluetooth pairing display
From switch on, the ZEN Blue will blink blue as it searches for a
previously paired device. If a stored device is not found, it will
automatically enter pairing mode and blink blue/red.
To enter pairing mode, press and hold the front leftmost button
until the ‘Bluetooth mode LED’ is blinking blue/red. To pair, on
your handset, look for ‘iFi Hi-Res audio’ in the list of available
The ZEN Blue is able to store up to 8 paired Bluetooth devices.
aptX aptX Adaptive aptX HD, , LL, LDAC,
Optical Coaxial, / Audio RCA L/R,
20Hz - 20kHz +0/-0.5dB (44.1kHz)
1Hz - 44khz +0/-3.0dB (>= 88.2kHz)