NAPCO Security Techs (NASDAQ:NSSC) reported quarterly earnings of $0.39 per share which beat the analyst consensus estimate of $0.33 by 18.18 percent. This is a 39.29 percent increase over earnings of $0.28 per share from the same period last year. The company reported quarterly sales of $49.167 million which missed the analyst consensus estimate of $49.278 million by 0.22 percent. This is a 11.84 percent increase over sales of $43.961 million the same period last year.