# USB DTE plugin for esp_modem > :warning: **Experimental feature**: USB DTE is under development! This component extends [esp_modem](https://components.espressif.com/component/espressif/esp_modem) with USB DTE. For example usage see esp_modem [console example](https://github.com/espressif/esp-protocols/tree/master/components/esp_modem/examples/modem_console). USB DTE supports device reconnection and hot-plugging. You must only register callback function for `DEVICE_GONE` event and react accordingly: ```cpp auto dte = create_usb_dte(&dte_config); dte->set_error_cb([&](terminal_error err) { if (err == terminal_error::DEVICE_GONE) { // Signal your application that USB modem device has been disconnected } }); ```
idf.py add-dependency "espressif/esp_modem_usb_dte^0.0.3"