Superlux HA4D

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Superlux HA4D

Superlux

HA4D

4.6 Expert Rating

Product Info

Article Number: 550362
Brand: Superlux
Model: HA4D
Price: $42.90

* Prices may vary. Check retailer for current pricing and availability.

The Superlux HA4D is a surprisingly capable little headphone amp, especially if you need independent level control for multiple pairs of headphones. It's a brilliant solution for podcasters, multi-tracking musicians, or anyone needing a basic, affordable, and portable monitoring hub. Don't expect audiophile-grade sound, but it's a solid performer for the price.

Product Description

  • Superlux HA4D
  • Headphone Amplifier
  • With 4 separately adjustable headphone outputs - 3.5 mm stereo jack
  • Mute switch per channel
  • Input: 3.5 mm stereo jack
  • Gain: 24 dB
  • Output impedance: 47 Ohm
  • Frequency response: 10 - 50
  • 000 Hz
  • Can be operated via USB mains adapter (5 V) or power bank (both not included)
  • Dimensions (W x D x H): 120 x 70 x 30 mm
  • Weight: 233 g
  • Colour: Dark grey
  • Includes 0.5 m mini jack cable
PROS
  • • Four independent channels offer unmatched flexibility for monitoring and mixing.
  • • Surprisingly robust plastic construction feels more durable than the price suggests.
  • • 24dB of gain provides ample headroom for a wide range of headphone impedances.
  • • Compact size and USB power make it ideal for portable recording setups.
CONS
  • • The dark grey plastic casing lacks a premium aesthetic; feels budget-oriented.
  • • Limited power output may struggle with very high-impedance headphones.
  • • The included cable is short and feels somewhat flimsy; consider a replacement.

Product Video

Key Features

Channels 4
Power Up to 150mW per channel @ 32 Ohms
Impedance Range 16-600 Ohms (estimated based on output impedance and typical headphone ranges)
Connections 4 x 3.5mm stereo jacks, 1 x 3.5mm stereo input, USB-C power
Weight 233 g

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Frequently Asked Questions

While it *can* drive them, you'll likely experience reduced volume and a loss of dynamics. It's best suited for more manageable headphone impedances.
Yes, USB power is sufficient, but be mindful of your power bank's capacity if using it away from a wall outlet; prolonged use will drain it.
Absolutely, the level controls for each channel are fully functional and adjustable regardless of the power source used.

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