ICAN BG-510professional table conference microphone    
applications: conferences, public addresses, outdoor speeches etc.   
back electret condenser cartridge    
bright and clear sound    
red LED to indicate speak state   
high sensitivity, low self-noise   
flexible goosenecks altered smoothly and quietly to meet the special requirements  
of any situation   
Zn bases of the microphones    
standard XLR balance output connector   

Model No.:                           BG-510
Element：                             Back Elect Condenser
Polar Pattern：                    Uni-Directional
Frequency Response:          50Hz-16KHz
Sensitivity:                          -45±3dB
Output Connector:               250Ω/680Ω±30%(at 1kHZ)
Power Supply:                      Phantom 48V/3V Battary