Features: Elevates your in automotive sound experience with our circular ceiling 3.5mm external microphone, for a wide range for seamless integration with car navigation systems. This mono microphone features a frequency response of 50Hz-20KHz and impedance of 2.2KΩ, ensuring clear and crisp sound capture even in noisy environments, thanks to its advanced noise cancellation technology. For drivers who frequently make calls or require voice commands while on the move, this external microphone is a must have accessory for any car owner looking to enhance their vehicle's multimedia capabilities. Perfect for stage performances, lectures, meetings, this microphone delivers superior sound quality for all your communication needs, whether you're parked or cruising down the highway. Constructed with oxygenfree copper for maximum conductivity and durability, our microphone ensures uninterrupted, clear sound transmission, making it essential upgrades for your car wireless interfaces modules. Specifications: Component:Oxygenfree Copper Cable Length:Approx.300cm/118.11inch Suitable for stage performances, presentations, lectures, meeting Type: Mono Frequency response: 50Hz-20KHz Impedance: 2.2KΩ Microphone size: Ø9.7X6.7mm 9745MIC Sensitivity: -32dB ± 3dB (0dB = 1V / uPa) Line length: 3 meters R174 Cable Package Includes: 1pcs Car Microphone note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. ②.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.