D-Link’s DWA-121 packs all of the functions and features of a wireless N adapter into an unobtrusive device that is no larger than a bottle cap. Unlike previous USB adaptors, the DWA-121 features a compact and subtle design, so that users can keep their adapter connected to their laptop, and not have to worry about removing the device during transition from one location to another as the DWA-121 takes up little space. Additionally, this device brings added speed and range to wireless G and B standards, offering compatibility among standards for total convenience in a wireless adapter.