Must be able to hear and understand information provided by patients, family or bystanders; must be able to hear breath sounds and accurately determine auscultated blood pressures; must be able to differentiate separate conversations in active, distracting environments; must be able to hear and understand radio traffic when responding with lights and sirens. Equipment Used: Mobile and portable communications equipment, Monitor/Defibrillator/Pacer, approved stretcher, stair chair, backboard, scoop type device, variety of bags and kits, assigned ambulance, computer, FAX, printer and other office related equipment.