USA Manufactured, highly accurate, rapid COVID-19 & Flu (influenza A&B) rapid antigen test. Clinically validated on large patient cohorts. The test is highly specific and sensitive: COVID-19: Sensitivity 99.1%, Specificity 99.5% Influenza A: Sensitivity 93.1%, Specificity 98.41% Influenza B: Sensitivity 94.2%, Specificity 98.59% Florida. Manufacturer has a decade of experience in rapid testing. Has CE. Available in either bulk or home-use packaging. Manufactured and ships out of Miami, Florida.