DPA 4488-DC-R-F10, Headset Microphone, Polar pattern: cardioid, Diameter of microphone capsule: 5 mm, Frequency range: 20 - 20,000 Hz, +4-6 dB treble boost at 15 kHz, Sensitivity: 6 mV/Pa, -44 dB re, 1 V/Pa, Dynamic range: 111 dB, Max SPL: 144 dB, Suitable for all head sizes and shapes, Adjustment mechanism for quick and easy size adjustment, IP58 certified, Connector: TA4F Mini XLR, Cable length: 1.3 m, Weight: 12 g, Colour: Beige