On-Stage FOUR-CHANNEL HEADPHONE AMP - HA4000 Furman AC-210A E While originally designed for bass

While originally designed for bass players

KeyStep will allow you to reach a whole new level of control and creativity

Flammability

we are able to provide you with enormous power and incredible sonic performance in an easy-to-use

Microphone Preamps

On-Stage FOUR-CHANNEL HEADPHONE AMP - HA4000 Furman AC-210A E While originally designed for bassThe On Stage HA4000 is a professional four channel headphone amplifier designed for live sound, studio, and rehearsal environments. This compact unit delivers independent volume control for each of the four channels, allowing multiple musicians or audio engineers to monitor their own custom mix simultaneously. Built with durability in mind, the HA4000 features balanced XLR inputs and individual 1 4" headphone outputs for each channel. The robust