Microphones; Microprocessors; Scales; Smartglasses; Smartphones; Smartwatches; Switchboards; Computer cameras; Digital photo frames; Earphones; Electronic book readers; Electronic pocket translators; Integrated circuit cards; Laptop computers; Smoke detectors; Sound alarms; Wearable activity trackers; Electric navigational instruments

Microphones; Scales; Smartglasses; Smartphones; Smartwatches; Switchboards; Cards with integrated circuits; Computer cameras; Digital photo frames; Earphones; Electronic book readers; Electronic pocket translators; Laptop computers; Microprocessors; Smoke detectors; Sound alarms; Wearable activity trackers; Downloadable computer software using artificial intelligence for learning; Electric navigational instruments