The Zalman ZM-MIC 1 Microphone. This clip on microphone is small and lightweight.
Features
High Sensitivity Headphone Mic
3 Mini Clips for Tidy Arrangement
Attractive & Compact Design
Specifications
Sensitivity: -40 +/- 3dB
Impedance: Max. 2.2
Standard power supply: 2.0 V DC
Current consumption: Max. 0.5 mA
Sensitivity reduction: Within -3dB at 1.5V
S/N: More than 58dB
Directivity: Omni-directional
