3D spectacles; Earphones; Loudspeakers; Accumulators; Apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electric current; Audio amplifiers; Batteries and battery chargers; Battery chargers for use with vehicle batteries; Cases adapted for mobile phones; Mobile phone cases featuring rechargeable batteries; Portable computers; Smartphone mounts; Speaker microphones; Wireless chargers; Wireless headsets for smartphones