Description: Category: microphone Product attribute mic size: ?6.0×2.2mm high sensitivity anti-interference microphone core Sensitivity: -32dB±1dB Directionality: omnidirectional Impedance: ?2.2k? Working voltage: 2.0V Frequency range: 100-16kHz Signal to noise ratio: greater than 60dB Plug diameter: 3.5mm Note: This microphone uses the CTIA standard (commonly known as the American standard). If your mobile phone is the OMTP standard (commonly known as the national standard) it is recommended to use an adapter to ensure normal use. Packing list: 1 x Lapel-type mobile phone microphone 1 x box packaging The colors deviation might differ due to different monitor settings please kindly understand. Please tell us first when you have any problem we will give you the best service and solve the problem ASAP. Thank you so much.