DPA 4066-OC-A-F10-LH, Headset Microphone, With a removable and adjustable neckband for left/right applications, Directional characteristic: Omnidirectional, Frequency response: 20 - 20,000 Hz, +3 dB Presence boost from 8 - 20 kHz, SPL (sound pressure level): 144 dB, Especially suitable for capturing speech, TA-4F Switchcraft fixed connector for Shure transmitters, Colour: Beige