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显示标签为“transfer”的博文。显示所有博文

2007年8月13日星期一

What is Bluetooth?

Bluetoothis the name for a short-range radio frequency (RF) technology that operates at 2.4 GHz and is capable of transmitting voice and data. The effective range of Bluetooth devices is 30 feet (10 meters). Bluetooth transfers data at the rate of 1 Mbps, which is from three to eight times the average speed of parallel and serial ports, respectively.~~~1powershop.com