Home / Live Sound / Personal Monitoring / Behringer MicroAMP HA400 4-channel Headphone Amplifier Behringer MicroAMP HA400 4-channel Headphone AmplifierGHS520.42 4-channel Headphone Amp with 1/4″ I/O Behringer MicroAMP HA400 4-channel Headphone Amplifier quantity Add to cart SKU: HA400 Categories: Live Sound, Personal Monitoring Tags: behringer, ha400, headphone amplifier, personal monitoring Product ID: 4940