It talks to you. One might say of a person that they have a mellifluous voice; one could literally say the same of this device. It has an appealing set of feat

It talks to you. One might say of a person that they have a mellifluous voice; one could literally say the same of this device. It has an appealing set of features, and a seemingly-promising future. One might metaphorically say that the device "sounds sweet". Thus, the title is a play on words. Or the author meant to write superfluous.