Sennheiser MKE 1-5. Microphone sensitivity: -46 dB, Microphone frequency: 20 - 20000 Hz, Microphone direction type: Omni. Connectivity technology: Wired, Cable length: 3 m. Dimensions (WxDxH): 3.3 x 3.3 x 12 mm, Weight: 0.1 g