Specification AudioSensitivity : 40 decibels Brand : DAHSLNWKN BulletPoint1 : Sensors BulletPoint2 : Transmission Sensors BulletPoint3 : A Variety of Voltages are Available. The electromagnetic buzzer module is a general passive buzzer with a of 16 ohms and a voltage of 3V 5V 9V 12VAC for optional. BulletPoint4 : Product Principle. Passive buzzer refers to the need for audio drive to make a sound, corresponding to active buzzer. The driving mode and working principle are the same as ordinary speakers. BulletPoint5 : Customer Service. We strive to provide you with high-quality and convenient services. If you have any questions about our products, you are welcome to us, and we will give you a satisfactory answer. Color : One Color ConnectivityTechnology : XLR ExternallyAssignedProductIdentifier : 9039061532381 ExternallyAssignedProductIdentifier1 : 0091128540271 ExternallyAssignedProductIdentifier2 : 091128540271 IncludedComponents : Microphone ItemName : DAHSLNWKN 09199470 Oxygen Sensor for 1.0 1.2 1.4 2000-2004 855369 855351 9192922 0855351 ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 1 centimeters ItemPackageDimensions_Width : 1 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : electronic-pressure-sensors Manufacturer : DAHSLNWKN Material : ABS ModelName : DAHSLNWKN ModelNumber : DAHSLNWKN NoiseLevel : 85 decibels NumberOfItems : 1 PartNumber : DAHSLNWKN PolarPattern : Unidirectional PowerSourceType : Corded Electric ProductDescription : Sensors