Acoustic conduits; Acoustic couplers; Acoustic membranes; Acoustic separation units; Batteries, electric; Camcorders; Chargers for electric batteries; Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, cell phones; Headphones; Power supplies; Stands adapted for mobile phones; Telecommunications and data networking hardware, namely, devices for transporting and aggregating voice, data, and video communications across multiple network infr...