> Home Entertainment / Amplifiers & Preamps
Pyle Pro Audio PHA40 4-Channel Headphone Amplifier
SKU: AB05060
Model Name: PHA40
Sale Price: $70.10 inc. GST

If you're tracking more than one musician at once or if everyone in a group wants to listen to a playback you need a monitor distribution system.

The compact flexible PHA40 can power up to four pairs of headphones and up to four independent volumes.Grab this super-compact amp during your sessions to power practically any headphones--four of them at the same time to be exact. This allows four people in your studio to listen to the main mix while recording and each listener can determine their own volume level using the dedicated output level controls.

The PHA40 contains 4 high-power stereo amplifiers that maintain the highest sonic quality even at maximum volume levels. These ultra-low-noise operational amplifiers are included for outstanding audio performance.


  • Compact and lightweight design allows you to use the amplifier virtually anywhere
  • The stereo 1/4 input jack and 4 stereo 1/4 outputs provide wide compatibility
  • Each output has its own level control knob letting users set their ideal volume level individually
  • The red power LED provides visual indication that the amp is receiving power
  • Operates on 12VDC power via the included power supply
Technical Information:
Number of Channels 4
Input Impedance 100 kOhms Unbalanced
Output Impedance 80 Ohms (Each Output)
Input Level +15dBu
Output Level 40mW @ 100 Ohms
Gain 20dB/Channel
Signal to Noise Ratio > 90dB
Total Harmonic Distortion (THD) < 0.03%
Connectors 1 x 1/4 TRS Stereo Input
4 x 1/4 TRS Stereo Outputs
1 x Power Input
Power Requirements 12VDC 150mA (Australia Plug Power Adaptor included)
Dimensions (WxHxD) 4.07 x 1.18 x 2.24 (104 x 30 x 57mm)
Weight 0.42 lbs (0.19kg)