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An invisible earpiece is an electronic device typically used with another device that modifies or increases the hearing of a wearer. This type of device can be part of a two-way radio, such as a walkie talkie or similar system, and allow a wearer to hear incoming messages. Other uses of such a device include … Read more

LED puck lights are small lights that use light emitting diodes (LEDs) to create lighting for an area that is typically out of the way or otherwise difficult to light. These lights are generally small and self-contained, running on batteries or through solar charging for nighttime use. Some of these lights are intended for fairly … Read more

A pressure barometer is an instrument used to measure atmospheric pressure at a particular location, and there are several different measurement units that might be used. It is useful for predicting short-term weather and finding high and low pressure systems. Traditionally, a pressure barometer is made using water or mercury, and the air pressure changes … Read more

The most common and perhaps the most important laws concerning cell phone use are those related to using a handheld cell phone while driving. These laws protect the safety of other motorists, as well as the driver, since people often become distracted when using a cell phone while trying to drive. New York was the … Read more

Any time that you contact a company for some sort of customer support, chances are that your call will be routed through a piece of equipment that is called an automatic call distributor. Here are the basics of how these systems work, and how they help companies to respond to your questions and concerns in … Read more

Night vision video devices use electronics and chemistry to produce images in low lighting conditions. The devices can be packaged as, or built into, produces such as goggles, binoculars, and weapon sights. There are a wide range of technologies, with similarly wide ranging prices. Night vision video works through a tube set-up that somewhat resembles … Read more

The Nintendo Wii, which was officially launched into most markets in 2006 is decidedly different from other gaming systems. While many people point to its wireless controller as its major feature of difference, this is really only the beginning, and it’s not the first game console to offer wireless controllers. Even good old Sega offered … Read more

A voice pager is a pocket device that allows users to be contacted with a text or voice message. It may alert users via a recorded voice call or, for privacy, a tone that signals a voice message to be played back at the push of a button. These devices can sometimes use automated speech … Read more

The features you look for in a pair of compact binoculars should be determined by its intended use. The level of magnification should be one of the main considerations. If you are going to be hunting or camping, you may want a pair of waterproof binoculars. For bird watching, lightweight binoculars may be a better … Read more

Identity theft is on the rise, with more than 10 million people becoming victims of this crime each year. Identity theft can damage your credit report, making it more difficult for you to obtain a mortgage or car loan. You may also find yourself being hassled by creditors who are convinced you owe them money. … Read more

Digital TV service is the provision of television via digital signals rather than the traditionally used analog signals. Several countries worldwide have switched to, or are in the process of switching to digital TV service, and ceasing analog broadcasting altogether. In June 2009, the United States Federal Communications Commission (FCC) switched all high-power over-the-air TV … Read more

A travel Subscriber Identity Module, or travel SIM card, is a small chip that can be placed in a cell phone, allowing it to be used in various destinations around the world. Most cell phones need a SIM card in order to properly work. The card stores the mobile phone user’s personal information, such as … Read more

Rechargeable alkaline batteries are available in all of the common 1.5-volt sizes, from AAA to D, in addition to nine-volt versions. Different companies manufacture a few types of rechargeable alkaline batteries, but they all use the same basic technology. These batteries are sometimes referred to as rechargeable alkaline manganese (RAM) batteries because of their specific … Read more

Digital media is an alternative to analog media. Digital media is information that utilizes the binary number system. This information is generally easy to store and transfer from one digital device to another. When a device can play a media file without requiring wires or cords to do so, it is considered a wireless digital … Read more

The different types of home office printers include all-in-one and standalone devices, and use all of the major printing technologies. Standalone units are typically inexpensive, while all-in-one devices can be a good choice when space is at a premium. Most home office printers are either inkjet or laser, but there are other options available as … Read more

A good studio will be equipped with a variety of microphones for a wide array of purposes. Therefore, in order to choose the best studio microphone, you must first decide what you will be using the microphone for. You need to consider if vocals a priority, or if the studio microphone will be used to … Read more

In most countries, caller ID displays either show just the phone number or a name and a phone number. A phone service that provides caller identification with just a phone number is called single data message format (SDMF). Those that display both a name and number with the phone call provide what is called multiple … Read more

Embedded TTS is text-to-speech technology that embeds the speech into a software package that is then put on the market for practical use. The speech software can be used over multiple platforms and has practical implications in a number of fields. Embedded TTS is a relatively new technology that will improve over time, even though … Read more

The faceplate refers to a little dressing up of the modern cellphone. Most cellphones aren’t exciting fashion statements, but for a few extra dollars a faceplate can change that in minutes. Faceplates are usually clip devices in various designs, patterns, and colors, that when attached to the front, and sometimes back of the phone, add … Read more