Acoustic couplers; Batteries, electric; Cabinets for loudspeakers; Cases adapted for photographic equipment; Cases for mobile phones; Cases for photographic apparatus; Cases for telephones; Cell phone covers; Chargers for electric batteries; Computer hardware for telecommunications; Computer peripheral devices; Connections for electric lines; Covers for electric outlets; Covers for telephone receivers not made of paper; Data processing equipment, namely, couplers; Electric capacitors; Electric connectors; Electric resistors; Electric sockets; Electric wire and cable; Electrical plugs and sockets; Electrical transformers; Electronic apparatus for testing the curing and drying of elastomeric materials; Headphones; Leather protective covers specially adapted for personal electronic devices, namely, mobile phones; Optical apparatus and instruments, namely, optical ports for underwater photography, dome ports for underwater photography, wet diopters, adapter lenses for underwater photography; Parts for anti-theft automotive alarms, namely, electronic sensors, remote control transmitters and receivers for remotely operating land vehicles; Plug connectors; Portable telecommunication instant messaging devices; Protective covers for smartphones; Radiotelephony sets; Sleeves for laptops; Telecommunication exchangers; Telecommunications and data networking hardware, namely, devices for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communications protocols; Telecommunications cables; Telephone apparatus; Theft alarms