HiBy W4 - Portabler HiFi Bluetooth Kopfhörerverstärker

Display, USB-DAC, aptX, Bluetooth
Ratings
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Delivered between Tue, 16.6. and Wed, 17.6.
Only 1 piece in stock at supplier
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Colour3

Product details

The HiBy W4 is a portable HiFi Bluetooth headphone amplifier that combines impressive sound quality with a compact and lightweight design. Weighing only 93.3 g, it is ideal for mobile use, allowing you to enjoy music anywhere. The W4 combines the functions of a headphone amplifier and a digital-to-analog converter (DAC) and offers user-friendly operation via a touchscreen display. It connects to smartphones and tablets wirelessly via Bluetooth, enabling flexible usage. The W4 supports a variety of Bluetooth codecs to ensure optimal audio quality and provides a respectable battery life for longer listening sessions.

  • Bluetooth chip: QCC5181 for stable connections
  • Dual CS43198 DAC for outstanding sound quality
  • Supports multiple high-resolution Bluetooth codecs
  • Output power: 125 mW (3.5 mm) and 475 mW (4.4 mm)
  • USB DAC function for wired audio transmission.

Key specifications

Scope of application
HiFi, Portable
Wireless transmission
aptX, Bluetooth
Power supply
Rechargeable battery operated

General information

Item number
66981964
Manufacturer
HiBy
Category
Headphone amplifiers
Manufacturer No.
W4 White
Release date
5.2.2026
External links
Manufacturer's site (de)

Colour

Colour
White
Exact colour description
White

Headphone amplifier properties

Scope of application
HiFi, Portable
Headphone Amplifier Features
Display, USB-DAC
Wireless transmission
aptX, Bluetooth

Audio properties

signal-to-noise ratio
126 dB
Sample rate
768 kHz
Audio resolution
32 bits

Connections

Audio inputs
USB-C
Audio outputs
Headphone jack 3.5mm (1x)

Power supply

Power supply
Rechargeable battery operated

Battery properties

Battery life
6.30 h

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
29.26 kg
Climate contribution
CHF 0.70

Scope of delivery

Scope of delivery
Display protection film, Hiby W4, Removable metal clip, USB-C to USB-A adapter, USB-C to USB-C cable

Product dimensions

Length
100 mm
Width
100 mm
Height
35 mm
Weight
93.30 g

30-day right of return
24 Months Warranty (Bring-in)
1 additional offer

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Headphone amplifiers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • HiBy
    Not enough data
  • 1.Behringer
    0.3 %
  • 2.Mackie
    1 %
  • 3.iFi Audio
    2.5 %
  • 4.FiiO
    3 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • HiBy
    Not enough data
  • 1.FiiO
    0 days
  • 2.iFi Audio
    5 days
  • Behringer
    Not enough data
  • Fosi Audio
    Not enough data

Return rate

How often is a product of this brand in the «Headphone amplifiers» category returned?

Source: Digitec Galaxus
  • HiBy
    Not enough data
  • 1.Fosi Audio
    6.4 %
  • 2.FiiO
    6.6 %
  • 3.iFi Audio
    9.5 %
  • Behringer
    Not enough data
Source: Digitec Galaxus