[ Backpacks especially adapted for holding laptops; Bass speakers; ] Batteries; Batteries and battery chargers; Battery packs; Blank flash memory cards; Blank USB cards; [ Cameras; Cases for mobile phones; ] Cell phone battery chargers; [ Cell phone cases; Computer network adapters, switches, routers and hubs; Flash card adapters; Flash card readers; Laptop carrying cases; Notebook computer carrying cases; Protective sleeves for laptop computers; ] Rechargeable electric batteries; [ Security ...