They'll come in packs of two, including both a right and left controller, for $US60 (local pricing not available at the time of writing).
The link contains a FAQ page and a full table of the features available to Nintendo Switch online subscribers over those who do not subscribe, which you can see below. We might hear about more games during the Nintendo Direct on Thursday.
In terms of perks, you don't get current gen games for free like you do on PSN.
Bezos to launch network of preschools: 'The child will be the customer'
The other part will launch and operate free preschools in low-income communities, where "the child will be the customer". Along with running Amazon the tech mogul owns space exploration company Blue Origin and the Washington Post newspaper.
UPDATE: Nintendo's online page has confirmed the first 20 games for the NES: Soccer, Super Mario Bros., The Legend of Zelda, Ghosts 'n Goblins, Excitebike, Tennis, Balloon Fight, Super Mario Bros. These controllers are modeled after the original NES ones and can be attached to the Nintendo Switch console to be recharged just like the joycons.
Nintendo recently announced that its online subscription service will be going live in the United States on September 18 and a day later in Europe. "It will also be possible to play these games offline". I'm not actually excited for Switch Online at all so far, but I also don't play any video games online. So...