Steelman Pro Bluetooth ChassisEAR Noise Vibration Harshness DetectionThe Steelman Pro Bluetooth ChassisEAR Noise Vibration Harshness Detection app was developed to help assist the service technician in locating and finding defective or worn parts in automobiles, heavy machinery or industrial equipment where vibration, rattles, squeaks and grinding sounds would be associated making the task very difficult or impossible to diagnose.When used with our specially designed hardware kits your smartphone will be transformed into a state of the art Sound & Vibration Detection Technicians Tool allowing for ease of locating and finding those troubled areas.NOTE: Additional hardware is required to use this app. For information on how to purchase hardware please contact JS Products 1-800-255-7011. Tested with the following devices:Galaxy S3Galaxy S4Galaxy S5Galaxy S8Galaxy S9Samsung Note 800Samsung Tab3 NeoMoto GNexus 5HTC210HTC610Lenovo A536Samsung Galaxy Note 10.1Samsung Galaxy Tab SSamsung Galaxy Tab 4Samsung Galaxy Note 4Features: • Bluetooth wireless communications to the mobile device. • User friendly interface and intuitive operation. • Sound level reading displays average, peak and real-time values. • Sound level readings are displayed in either Analog or Digital. • Multi-Band Equalizer allows for high quality sound detection. • Analog and Digital readings have 2 display panels the user can choose from. • Analog Meter or Analog Wave-Form. • Digital Numeric or Digital Bar Graph. • Background sound off-setting, sample rates, decibel off-setting can be manually be set. • Reset/Refresh buttons reset/refresh values to default settings. • Sound Level Reading • Sampling Rate • Decibel Off-set • Master Volume ControlUser information guide includes informative facts about sound perception and permissible noise level exposure as well as a sound level comparison reference chart.