CX-500FHW/MA-500 Condenser...
 Made in Shanghai
 Type: Omni-directional Condenser
 Frequency Response of CX-500FHW: 20 to 20,000 Hz
 Sensitivity (at 1,000Hz): -58±3dB*(1.25mV)*0dB=1V/μbar
 Phantom Power: 12 to 48V
 Frequency Response of MA-500: 30 to 20,000 Hz