DPA 4488-DP-R-B90 - 4488 CORE+ Directional Headset Mic; MicroLock; Polar pattern: Cardioid; Diameter microphone capsule: 5.4 mm; Frequency response: 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; One-size fits all head sizes and shapes; Adjustment mechanism for quick and easy size adjustment; Connection: Micro-Dot connector compatible; Cable length: 1.3 metres; Colour: black; Weight: 12 g