Features:

100 *4  selectable frequencies.

Blacklit display  showing channel,frequency, and other working status. 

True diversity operation for inscrsed range/ reliability,reducing dropout.

Built-In Tone Lock Squelch Circuit protection from RF interference.

Automatic frequency scanning to find and set the best available channel.

Automatic transmitter setup.

Dual channel receiver, both mic can be used at same time.

4*XLR outputs for each channel, and 1*1/4'' mixed output.

Individual volume control for each channel.

Range:400  feet (120 meters)

Rack mountable, Fits 19' rack. 

Specifications:

Frequency Stability: more or less than 0.005%(quartz crystal locked)

Sensitivity: -107db

Audio Output Impedance: 600Ohm

S/N Ratio: >80dB(1KHz-A)

Frequency Response: 40Hz--18KHz

Modulation mode: FM

Battery Life: 8 Hours(AA batteries)

Deviation: more or less than 20KHz