The BAV4250 amplifier can be configured for 4/8 ohm zones, it can also be configured 70/100V or can be configured for any combination of 4/8 ohm and 70/100V zones all at the same time!Have one zone delivering 8 ohm, while a separate zone delivering 70V, simultaneously.That's some stuff, right? But there's more...each zone can be controlled by the sleek front panel or over TCP/IP for ON/OFF, Input, Volume/Mute, Treble/Bass and Left/Right Balance. Once connected to a network, the browser-based GUI allows for full control, monitoring, and DSP to adjust early any aspect of the audio being output.The BAV4250 amplifier is a four-channel digital professional audio amplifierwhich can be set to 4/8 ohm, 70V or 100V outputs and provides up to 250W per channel. There are 4 inputs which are balanced (3-conductor connector) or unbalanced (RCA) which can be matrixed and sent to the 4 outputs.Finally, the BAV2500 has a 100~240 VAC allowing it to be used just about anywhere there is AC Voltage.And of course, it's rack mountable and comes with removable rack ears.The Beale Street BAV4250 is ready for anything...anywhere.