CONTRAST ENHANCER

Mobile telephones; digital cameras; portable media players; portable computers; wireless headsets for mobile phones, smart phones and tablet computers; rechargeable electric batteries; battery chargers; leather cases for mobile phones, smart phones and tablet computers; flip covers for mobile phones, smart phones and tablet computers; tablet computers; television receivers; audio component systems consisting of surround sound speakers, loudspeakers, stereo tuners, sound mixers, sound equalizer, audio recorders, and radios; digital set-top boxes; DVD players; light emitting diode displays; computer monitors; 3D eye glasses; computers; printers for computers; semiconductors