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4-Channel Stereo Headphone Amplifier
Use this super-compact stereo headphone amplifier with practically any headphones—four of them at the same time! 4 different people can listen to the main mix while recording, and each listener can determine their own volume level using the dedicated output level controls. The HA400 contains 4 high-power stereo amplifiers that maintain the highest sonic quality even at maximum volume levels. Ultra low-noise 4580 operational amplifiers are included for outstanding audio performance.