DPA 4166-OC-F-F00-ME, Single-Ear Headset Microphone, Directional characteristic: Omnidirectional, Frequency response: 20 - 20,000 Hz, Max. SPL (sound pressure level): 144 dB, Boom length: 90 mm, Very secure and comfortable to wear thanks to the self-adjusting earset, B-K MicroDot plug suitable for wireless- and XLR plug connectors, Detachable cable, Cable length: 130 mm, Dimensions: 9.5 x 5.3 x 2.9 mm, Weight: 8.5 g, Colour: Beige