*4 channels. Fixed frequency.
*4 controllers can used simultaneously.
*Front panel ：each channel has a red RF and AF lamp to indicate the signal.
*Back panel ：2 pull rod antennas for signal receiving.
*Back-panel ：2 balanced output and 1 mixed unbalanced output.
*Microphone power consumption is 30mA. With a 9V battery power supply, work constantly for 6 hours.
*Light ring on the mic head display working status.
*Working distance: 30-60meter.
* It's suitable for various kinds of conference and performance occasion.
Product parameter: Channel number: 4
Oscillation Mode: Quartz crystal
Modulation Mode: FM
Frequency Range: VHF 190~280MHz
Frequency Stability : +0.001%
Max. Deviation Range: +50KHz
S/N Ratio : >105dB
Power Supply: DC 12~17V
Gooseneck mic length:435mm
Audio Output: Independent: 0-400mV