More energy is supplied in the carrier wave in IEEE 802.111 wireless than in bluetooth
Bluetooth
Bluetooth technology is used in a variety of wireless devices, to transmit and receive information from all kind of other wireless electronic devices. (such as cellphone-cellphone, cellphone-notebook, pda-notebook etc.) yes. that's right, especially applying to audio products such as wireless bluetooth speakers, bluetooth receiver, etc. with wireless bluetooth technology, music lovers can listen to their favorite music wireless through bluetooth enabled speaker and srtream music wireless, that's easy and convenient to use.
a type of wireless technology that uses radio waves to transmit data over short distances (approx. 30 feet for bluetooth 1, 60 feet for bluetooth 2). Often used to connect periphrials such as printers and keyboards to computers or headsets to cell phones.
Bluetooth
Bluetooth is a wireless interface standard for exchanging data over short distances (using UHF radio waves in the ISM band from 2.4 GHz to 2.485 GHz) from fixed and mobile devices, and building personal area networks (PANs). It can transmit many kinds of data: digitized audio, text, mouse pointer movements, etc.
Bluetooth is a wireless technology. Bluetooth Stereo basically means Wireless technology + Stereo = wireless stereo. :) Some Bluetooth headsets have stereo capability meaning that you can play music on your phone / mp3 player, etc (the device must have bluetooth) and you can use a bluetooth stereo headset to listen to the music from your phone,etc.
Bluetooth-enabled devices can be configured to communicate over short distances in order to eliminate cables. There are many uses for Bluetooth technology; for example, it can be used for communication between a mobile phone and a wireless headset, a car, or another phone. Some computers are Bluetooth-enabled, allowing them to connect to wireless headsets, mobile phones, and other computers. Some game consoles, such as the Wii and the PS3 use Bluetooth for their controllers.
bluetooth,broadnand data modem
bluetooth is an open wireless protocol for exchanging data over short distances. it uses short length radio frequencies. bluetooth uses a radio technology called frequency-hoping spread spectrum.
No technology yet has made infrared technology obsolete.
the answer is bluetooth
Bluetooth, infrared.