Abstract: A thermal infrared camera tracking system utilizing receive signal strength is provided for firefighters and emergency service first responders, the system can include a plurality of portable units which can be individually tracked and located using information simultaneously displayed with the thermal infrared video image on the video display of the thermal infrared camera. The thermal infrared camera encompasses a RF transceiver for receiving wireless RF signals transmitted by one or more portable unit(s). The RF signal transmission of a portable unit is displayed as a unique identification (ID) name and when displayed on the video display is an indication an emergency condition. The user of the thermal infrared camera selects one identification (ID) name (if more than one identification (ID) name is displayed) and views visual indicators on the video display being indicators of the strength of the RF signal transmitted by the portable unit to track and locate the selected portable unit.