Rane RPE 228d Two Channel 1/3-Octave Programmable Digital Equalizer Brand_Sony The microphone features an electret-condenser

The microphone features an electret-condenser element with a cardioid (unidirectional) pick up pattern

2% Signal to Noise Ratio 84min dBr EQ Section 7-Band Graphic Power 120VAC model

One stereo or two completely independent mono Zones are served

There's even a USB port for downloading future upgrades and plug-ins (another world's first)

Rane RPE 228d Two Channel 1/3-Octave Programmable Digital Equalizer Brand_Sony The microphone features an electret-condenserHigh Security Remote Control This equalizer is programmed by computer (PC compatible) via the RS 232 serial port. The computer may be removed after programming, or left connected to recall memories exclusively. As many as 16 units at a time may be daisy chained. A recessed Default button on the rear panel recalls Memory 1 in case of computer failure Interpolating Constant Q Filters Each channel has 28 bands of 1 3 octave interpolating constant Q