This is a used CarlinKit wired to wireless USB adapter. It supports plug and play, non-inductive connection, and faster connection. It also supports OTA upgrade and allows continued operation of the original car's buttons, knobs, and MIC. The model is CP2A-U2W Plus. Connectivity is WiFi 2.4GHz and Bluetooth 5.0. Operating temperature is -20C to +70C. It supports iPhones and Android phones. This item is in used condition. Please review the images for further details.