Panasonic Boom Microphone EM-2800A

Brand: Panasonic Model: EM-2800A Capsule Type: Condenser Frequency Response: 100Hz-16KHz Output Impedance: 1KO for short distance, 2.3KO or long distance Sensitivity: -45dB for short distance; -38dB for long distance Polar Pattern: Ultra-cardioid Power Supply: DC1.5V Directional: uni-ultra-directional Effective pickup range: 3 meter The using time of the battery: 26 hours (using one battery of AA which is not included) Output: Unbalanced Switch: Toggle