GO BLu Pocket Sized Bluetooth Headphone Amplifier User Guide

GO BLu Pocket Sized Bluetooth Headphone Amplifier User Guide

Product Overview

Power On/Off and Bluetooth format prompt

Long press the power switch to power on/off the GO blu.

Note: press the power switch twice and the voice will prompt you about the Bluetooth format you are currently receiving.

Multi-function knob

This knob controls:

• Volume control (turn)
• Play/Pause (a short click)
• Skip forward (two short clicks)
• Skip back (three short clicks)
• Wake up voice assistant (long press)

Settings and Bluetooth pairing

This button cycles between (Please refer to item 4):
Off > XBass > XSpace > XBass + XSpace (short click)
Pairing (long press)
Tip: To switch the voice prompt OFF and ON ,hold down button 3 and power OFF or ON with button 1

Sound effects and Bluetooth status LED

The LED colour scheme indicates the current sound effects and Bluetooth status of GO blu.

LED

• Yellow
• Cyan
• White
• Off

Mode

• XBass
• XSpace
• XBass + XSpace

Bluetooth

LED

|

Status

---|---
Off|

Wireless Bluetooth (Connected)

Blue (flashing)

| Wireless Bluetooth (Awaiting connection)
Blue/Red (flashing)|

Wireless Bluetooth (Pairing)

Pairing

From switch on, the GO blu 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, long-press the button until Bluetooth Mode LED flashes blue / red. To pair, look for “GO blu” in the list of available Bluetooth devices on your phone.

he GO blu is able to store up to 8 paired Bluetooth devices.

Balanced 4.4mm headphone output

Connect balanced 4.4mm headphones.

S-Balanced 3.5mm headphone output

Connect 3.5mm headphones.

Factory Reset

System reset (long press ≥3s).

USB-C input

The USB-C socket isn’t just a charging port, it plays up to 24 bit 96kHz directly from USB input. It will take <40 minutes for a high-powered USB charger to fully charge GO blu. Use the enclosed USB ‘Type A’ to ‘Type C’ cable, smart charger or a regular charger up to 6.3V.

LED for Battery Status

LED

| Status
---|---
Green*|

60%

Yellow*

| > 10%
Red*|

≤ 10%

• Battery LED will flash when it is charging

Microphone

Built-in mic for hands-free calls when paired with your smartphone.

Tip: To wake up your phone’s voice assistant, long-press the multi- function knob.

Specifications

• Chipset: Qualcomm QCC 5100 Series TM

• Input: USB-C/Bluetooth 5.0 ( AAC, SBC, aptX, aptX HD, aptX Adaptive, aptX LL, LDAC, LHDC/HWA Codec)

• Power System: Charging via USB-C, BC V1.2 compliant up to 1000mA charging current and 6.3 volts

• Headphone Outputs:
  Balanced: 4.4mm
  UnBAL: 3.5mm

• Power Output:
  Balanced: 245mW @ 32Ω; 5.6V @ 600Ω
  UnBAL: 165mW @ 32Ω; 2.8V @ 600Ω

• Output Impedance:
  Balanced: <1Ω
  UnBAL: <1Ω

• SNR:
  Balanced: 111dBA
  UnBAL: 106.5dBA

• DNR: 120dB(A) (BAL/UnBAL)

• THD + N:
  Balanced: <0.009% (6.5mW/2.0V @ 600Ω)/
  UnBAL: <0.03% (100mW/1.27V @ 16Ω)

• Frequency Response: 20Hz – 45kHz (-3dB)

• Battery: Lithium-polymer 450mAh approx. ~10 hours

• Dimensions: 54 x 34 x 13 mm
  2.1″ x 1.3″ x 0.5”

• Weight: 27 g (0.95 oz)

• Warranty period: 12 months

(Specifications are subject to change without notice.)

References

• iFi audio | the Award-Winning Audio Technology Company

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