Williams AV MIC 068 Heavy Duty Dual Muff Headset Microphone
MIC 068 Key Features. MIC 068 Specifications. Headphone Driver Type: 50 mm, dynamic. Headphone Frequency Response: 20 Hz - 20 kHz. Headphone Impedance: 35 O. Headphone Max SPL Out: 96 dB. Headphone Max Power Input: 100 mW.