Specification Brand : Generic BulletPoint : 200 pcs 4*1.5MM Capacitive Electret Microphone/Pick-Up -58+-3dB (wire length:5.5CM) MIC Electret Condenser 4 x 1.5MM for MP3 MP4 BulletPoint1 : Microphone stand adapter is mainly used for fixed installation of microphone stands, suitable for most kinds of microphone stands, camera mounts and recorder mounts. BulletPoint2 : The camera screw thread we provide here has the dimensions of: Material: Aluminum Alloy; Color Black; Thread: 1/4 Female to M6 Male; Total Size: 16mm x 20mm/0.63 x 0.79"(D*H) BulletPoint3 : The microphone stand adapter made of aluminum alloy material, durable, corrosion resistant and not rust, can be used for a long time BulletPoint4 : The surface has a knurled design, which has a good anti-slip effect and can be well installed. The internal thread is clear, easy to use, and the connection is stable. BulletPoint5 : Select a threaded connector that suits your needs and screw it onto the fixing hole of the microphone stand. CompatibleDevices : Personal Computer Impedance : 2200 ohm IncludedComponents : Microphone ItemName : 200 pcs 4 * 1.5MM Capacitive Electret Microphone/Pick-Up -58+-3dB (Wire Length:5.5CM) MIC Electret Condenser 4 x 1.5MM for MP3 MP4 ItemPackageDimensions_Height : 9.1 centimeters ItemPackageDimensions_Length : 1.8 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : microphone-elements Manufacturer : Generic Material : iron PartNumber : USCF_HGVD_18822 PolarPattern : Omnidirectional PowerSourceType : Corded Electric ProductDescription : Specification: Temperature:-25 ~ +70 ℃ Rel Humidity:35%~85%RH Impedance:2.2 KΩ(Max) Current Consumption:0.5mA(Max) Directivity:Omni-directional S/N Ratio:40Db(Min) Standarrd Operation Voltage: 2VDC Operation Voltage: 1~10VDC Pressure: 86~106Kpa Environmental Noise: 36dB(Max)