| Bluetooth technology offers three different types of | | | | a second, while most current Bluetooth devices |
| defined ranges, based on output ranges. Class 1 | | | | transfer data up to 721 KB a second. |
| devices are the most powerful, as they can have up | | | | For the time being, Bluetooth devices are surely |
| to 100 mW of power, with a regular antenna giving | | | | cropping up. Look at some of the accessories offered |
| them a range of around 130 - 330 feet. | | | | with Bluetooth technology. |
| The class 2 devices are lower power, offering up to | | | | Talking to the dashboard, when pairing it with a cell |
| 2.5 mW of power. A regular antenna will give them a | | | | phone, the CCM Blue Warrior car kit becomes a great |
| range of around 50 - 100 feet. Class 3 devices use | | | | speaker phone that plugs into the power adapter of |
| even less power, up to 1 mW of power to be exact. | | | | your vehicle. The noise cancelling microphone will |
| With a regular antenna, they will have a range of | | | | reduce background noise efficiently, with the large |
| around 16 - 33 feet. | | | | buttons making adjusting the speaker volume a snap. |
| Even though you may not realize it, Bluetooth wireless | | | | Although the Blue Warrior is far from sexy or sleek, it |
| technology has never been intended for anything other | | | | is very practical. |
| than short distance types of communication. With | | | | Tiny tuning box, part MP3 player and part hands free |
| Bluetooth wireless, the short range is actually a benefit. | | | | phone, the compact and lightweight Sony HBM-30 is |
| For one, the short range will reduce the change of | | | | an attractive gadget that lets you accept calls with |
| interference between your devices and those that | | | | minimal interruption of your tunes. When you get an |
| belong to others who are nearby. Overall, this is a | | | | incoming call it will automatically pause your music, then |
| basic type of security, designed to protect you and | | | | you speak into the built in microphone that you can |
| your devices. | | | | wear around your neck or clip to your clothes. |
| Secondly, the lower power used for short range | | | | The pen, with Nokia's SU-1B digital pen, you can doodle |
| means a longer battery life. Most Bluetooth devices will | | | | and make hand written notes in ink on a special pad |
| get their power from a battery, meaning that anything | | | | then transmit them from the pad to your Bluetooth |
| you can do to lengthen the battery life is very | | | | phone. Being an alternative to typing on a cell phone |
| important. | | | | keypad, the pen is very handy, although a pricey tool |
| The wireless networking offered by Bluetooth is | | | | from MMS fans. |
| actually among the best, even though it uses short | | | | Snapshots, if you want to make slide shows with your |
| range communication. Bluetooth is used with wireless | | | | camera photos, the Nokia SU-2 image viewer will let |
| controllers, the internet, and even wireless headsets. | | | | you disply your pictures on a TV or projector. Simply |
| For the best in short range technology, Bluetooth is | | | | hook this square gray device to your TV's input with |
| extremely hard to beat. If you have never tried | | | | the built in cable, then beam the pictures to the SU-2 |
| Bluetooth before, now is the time. It is the best with | | | | from your Bluetooth enabled phone and the photo fest |
| wireless networking, especially for those who enjoy | | | | will begin. |
| hands free talking on their cell phone. | | | | This device is a snap to set up and use, although it |
| Bluetooth Technology In Action, Bluetooth gets | | | | displays resolutions of up to 640 by 480. If you have a |
| absolutely no respect in the United States. It is | | | | newer phone that takes high resolution photos, you will |
| however, becoming more and more common in | | | | not be able to use the Nokia SU-2 image viewer. |
| notebooks, PDAs, and especially cell phones. Bluetooth | | | | Keep in mind, the 640 by 480 pixel photos will appear |
| will provide wireless users a way to transmit small | | | | blocky on TV screens, no matter what you do. If your |
| amounts of data over short distances. | | | | phone can send batches of photos, you can create a |
| Now, Bluetooth is facing stiff competition from new | | | | slide show, although Nokia claims you can use |
| wireless technology. Referred to as UWB or Ultra | | | | sequentially beamed shots as well. |
| Wideband, it promises data transfer of up to 480 MB | | | | |