Headphones; Chargers for batteries; Chargers for electric accumulators; Chargers for electric batteries; Chargers for smartphones; Headphones including attached lanyard; Adapter cables for headphones; Audio headphones; Batteries and battery chargers; Batteries and battery chargers for intravenous fluid delivery apparatus; Battery chargers; Battery chargers for home video game machines; Battery chargers for laptop computers; Battery chargers for mobile phones; Battery chargers for tablet compu...