3D spectacles; Battery charge devices; Biometric fingerprint door locks; Blank flash memory cards; Blank USB cards; Car video recorders; Computer mouse; Converters for electric plugs; Earphones and headphones; Electric door bells; Electric plugs; Loudspeaker cabinets; Multimedia projectors; Optical lenses; Projection screens; Rechargeable electric batteries; Set-top boxes; Virtual reality glasses; Wire connectors; Data cables; Electric sockets