Biometric hand scanners; Traffic signals for pedestrians; Smart earbuds; Dog whistles; Stands adapted for mobile phones; Cases for smartphones; Mobile telephone accessories, namely, belt clips; Pet collar accessories, namely, signaling bells; Pet collar accessories, namely, safety lights; Battery chargers; Smartwatches; Earphones and headphones; Power adapters; Cell phone cases; Nanoparticle size analyzers; USB cables; Medical teaching manikins; Teaching apparatus in the nature of synthetic c...