Mic Clip On Jepit Condensor TECT ECM-88 SPECIFICATIONS TECH ECM-88 - TYPE : ELECTRET CONDENSER - FREQUENCY: 100 Hz-14,000 Hz - IMPEDANCE: 1,000 Ohm - OUTPUT SENSITIVITY: -65 +/- 3db= 1V - BATTERY: 1 PC SIZE "AA" - BATTERY OPERATION: ABOUT 4,000 HOURS OF CONTINUOUS - CABLE : 10 METER...