PKI 4380 is the latest tracker from PKI´s production. Whether 4G, 5G, WLAN, Bluetooth, DECT, theses wireless data transmitters are located with this. Mobile phones and modems in CDMA 450, GSM900, GSM 1800 and 3G are also included. By using a periodic broasband log antenna, the WiFi and Bluetooth signals are analysed for MAC addresses or SSIDs to find and remove illegal installations. PKI 4380 is indispensable when important conferences are scheduled and content is not allowed to leak outside.