While many of us have banished land line telephones from our houses, there are still quite a few people who utilize POTS lines today. These analog phone systems use Dual Tone Multi Frequency (DTMF) ...

Gadget model numbers are a pain to decrypt. Just when you think you’ve figured out what a digit or a letter means the manufacturer changes everything around. Now, thanks to the Retrevo Model Decoder, ...

What is a P65VT30? It's a Panasonic 65-inch TV. Is it better than a P65VT25? Yes, it is: the model number ending in "30" means it's a 2011 model. The "25" means 2010. Gadget review and shopping site ...

VINs can also tell you things like what kind of airbags are present in the car, what kind of restraint system it has (think seatbelts) and the year of the vehicle. Basically, the VIN offers a quick ...