Cell phones; headphones; rechargeable batteries; battery charge devices; wireless chargers; cell phone battery chargers; battery testers; power adapters; rechargeable batteries, namely, mobile power supply; electromagnetic coils; cables, electric; connections for electric lines; integrated circuit chips for encoding and decoding digital video; materials for electricity mains, namely, electric wires and cables; data processing equipment, namely, couplers; chargers for electronic cigarettes; ch...