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Rolls HA43 Professional 4 Output Headphone Distribution Amplifier

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Manufacturer # HA43

Our Stock # ROLHA43

  • 4-channel stereo headphone amplifier.
  • ¼” stereo input
  • 20 Hz - 20 kHz frequency response range
  • Included AC adapter.
  • Included one-year warranty.

Rolls HA43 Professional 4 Output Headphone Distribution Amplifier


Rolls’ HA43 stereo headphone amplifier features four independently controlled channels and a 10 Hz - 30 kHz frequency response range. With a durable, rugged build and lightweight design, the HA43 can provide powerful functionality in a range of demanding audio environments. The HA43 is well suited to both aspiring amateur producers and established industry professionals.

The HA43 Pro is a full frequency response four channel headphone monitoring device designed for the recording studio, or other professional applications like listening rooms and monitoring stations. Each output boasts a whopping 20 dB of clean channel gain.

Stereo 1/4" and Dual RCA Inputs.
Slider Volume controls.
AC adapter included.
Lots of output level.... it's loud!

Input Impedance

100K Ohms unbalanced


4.15 x 3.45 x 1.16 (W x H x D)


1 lbs (.45Kg)


< .008%


< .008%

S/N Ratio

> 90 dB

Max Gain

20 dB/Channel


4 TRS Stereo 1/4", 4 TRS Stereo 1/8" (3.5mm)

Input Connectors

TRS Stereo 1/4" phone, Dual RCA

Max Input Level

+14 dBV

Current drain 33ma nominal no load 15vdc