DS18B20 is a device communications bus system designed by Dallas Semiconductor Corp. that provides low-speed (16.3kbps[1]) data,Website:http://www.jysensor.com, signaling, and power over a single conductor. This DS18B20 sensor product is produced with a dual headphone adapter, also known as a "headphone splitter" or "audio jack splitter".DrawingNo.PartSpecificationMark1ChipDALLSA DS18B20Original2Probe6*30mm SUScan customize any size or material3WirePVC cable 1000mmcan customize any length/color/material4SRPVC injection5Connector3.5mm audio plugDetails PicturePackingPayment TermsShipmentAfter-Sale ServiceAll products purchased from our company are guaranteed to keep in good repair for 2 years.If quality problems happen in guarantee period, our company will maintain for free.If problems caused by your improper use or working environment in warranty period, we will also provide free repair, but charge basic cost for materials and accessories.