Home / Live Sound / Personal Monitoring / Behringer MicroAMP HA400 4-channel Headphone Amplifier Behringer MicroAMP HA400 4-channel Headphone AmplifierGHS312.00 4-channel Headphone Amp with 1/4″ I/O Out of stock SKU: HA400 Categories: Personal Monitoring, Live Sound Tags: behringer, ha400, headphone amplifier, personal monitoring Product ID: 4940