A barcode scanner is a hand-held or stationary input device, which is used to capture and read information present in a bar code. Barcode scanners consist of a scanner, a decoder (either external or built-in), and a cable that is used for connecting the reader with a computer. (more…)

Hard drive is the computer component that stores data and an external harddrive is the hard drive that is present outside the computer in its own enclosure. With rapidly increasing need for more storage space, external hard drives have almost become a necessity. (more…)

Choosing an effective alarm clock is a necessity for those who find ‘waking on time’ quite difficult every morning. One of the most effective and useful alarm clocks is digital radio alarm clock, which comes with many accessories, such as an in-built radio system. (more…)

Mobile cinema projector has gained immense popularity in recent times. You can use a pocket projector for displaying photographs, pictures, playing MP3, and even playing video clips. (more…)

Digital slim tablet is useful both for professional and home users who can use these devices for photo editing and digital art. You can even use them to replace mouse in your PC for everyday computing. (more…)

Cell phones made a grand entrance into the phone market in bulky and heavy designs. Since then, the market for cell phones has changed dramatically. Designs are sleeker and smaller, features are growing every minute, and general use has spanned way beyond that of just making calls. Perhaps the best example of the enormous growth in the cell phone market is the ever popular iPhone. The special feature of this phone is its touch screen interface. (more…)

Barcode scanners are used for reading the printed barcodes. A barcode comprises a series of parallel, adjacent bars and spaces that are decoded with the high intensity of light reflected by them. Usually attached to a computer through PS2 or RS-232, the data collected is stored on a computer for processing or storage. (more…)