Earphones; Adjustable smartphone and PC tablet stabilizers and mounts; Arm rests for use with computers; Backpacks especially adapted for holding laptops and notebook computers; Bags adapted for laptops; Battery chargers for laptop computers; Covers for tablet computers; Extension cords; KVM switches; USB hubs; Wireless chargers; Wireless earphones; Wireless high definition multimedia interface adapters; Wireless microphones with integrated speakers; Wireless transmitters and receivers