Get this Acer 17.3" Aspire AZ3 Portable All-in-One Desktop Computer for $349 with free shipping at B&H Photo. This sells for at least $500 anywhere else. It runs on a 1.6GHz Intel Pentium quad-core processor with 4GB of memory and a 128GB solid state drive. It has a wireless, detachable keyboard and a full HD (1920 x 1080) IPS touchscreen that you can also use as a tablet. It also comes with a wireless mouse. There is no sales tax (except NJ and NY).