If buyers have hesitated to purchase a 5th-generation Echo Dot, now may be the time to bite the bullet. For the basic model, shoppers can get 40% off, bringing the price down from $50 to just $30. How ...

Dot matrix printers, also known as impact matrix devices, are an older kind of printer that relies on an ink-soaked ribbon similar to that used in a typewriter. These devices were the most common ...