Introduction:
HA4 is a compact 4-way headphone amplifier from a DC power adapter power supply. The biggest advantage of this product is that there are four channels can be used simultaneously, each channel with separate volume control knob, the user can monitor the process more easily into line regulation. Most studios wants to have a more flexible headphone amplifier and sometimes want to come out of the stereo signal mixer evenly distributed to multiple headsets and sometimes you want multiple headphone signal can also listen on different channels, HA4 can be very a better solution to these problem is the ideal compassion headphone listening.
Specification:
Input connector: 3.5mm
Input impedance: 1000Ω
Max output level: 22dB
Output connector: 6.35mmm stereo
Output impedance: minimum 10Ω each channel
Max gain: -20dB
Signal to noise ratio: >98dB
Supply: 12-18V DC adaptor
