STEELMAN PRO 78752 Bluetooth ChassisEAR Lite Kit NO WIRES - Bluetooth connected transmitter attaches to clamp or probe to wirelessly transmit data to a connected device COLOR CODED MODULE - Kit includes a single vibration and noise sensor clamp and Bluetooth transmitter module with a color coded silicone rubber boot STETHOSCOPE PROBE - Aluminum probe works with the Bluetooth transmitter as an electronic stethoscope for hands-on diagnostics USB BLUETOOTH DONGLE - Includes a USB Bluetooth dongle for use with laptop PCs that do not have built-in Bluetooth capability EARBUD HEADPHONES - Earbud style headphones plug into 3.5mm audio jack on smart device FREE SOFTWARE - Free downloadable software from STEELMANPRO.com and Google Play and works with Windows 7, 8, and 10 and a range of Android devices