Battery chargers; Cell phone straps; [ Data processing equipment, namely, couplers; ] Earphones; [ Loudspeaker cabinets; Optical lenses; Rechargeable batteries; ] Sleeves for laptops; [ Smartwatches; Wearable activity trackers; ] Cases for smartphones; Covers for smartphones; [ Electric and electronic video surveillance installations; ] Monopods used to take photographs by positioning a smartphone or camera beyond the normal range of the arm; Screen protectors comprised of acrylic, tempered g...