Description Sensitivity: -32dB3dB (0dB=1Pa) Directionality: Omnidirectional Microphone Core Plug: Computer USB Plug Applicable: Desktop Computer, Sound Card Live Broadcast, POS Machine, ATM, Voice Intercom, Smart Home Product Name:Lavalier Microphone Model:ZJ002MR Frequency Response:20Hz-16KHz Impedance:2.2K Signal-to-Noise Ratio:greater than equal 58DB Current Consumption:Less than 500uA Microphone Core Size:9.7x6.7mm Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour:Black Material:Plastic Package Contents: 1 * Microphone Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.