What is AirPort? What is AirPort Extreme?

AirPort (802.11) provides a maximum wireless data rate of 11 megabits per second, and AirPort Extreme (802.11g) provides a maximum wireless data rate of 54 megabits per second, which is five times faster.

AirPort Extreme is backwards-compatible with AirPort, and works in much the same way. However, it is worth noting that at 54 megabits per second, the "Base Station range" is only 50 feet, whereas the range is 150 feet at 11 megabits per second.

Also see: Which PowerBook G4 models support AirPort? Which support AirPort Extreme?

What is Bluetooth? How much faster is Bluetooth 2.0+EDR?

Apple reports that Bluetooth is:

A cutting-edge open specification that enables short-range wireless connections between desktop and notebook computers, personal digital assistants, mobile phones, camera phones, printers, digital cameras, keyboards and even a computer mouse. Bluetooth wireless technology uses a globally available frequency band (2.4GHz) for worldwide compatibility.

In a nutshell, Bluetooth technology unplugs your digital peripherals and makes cable clutter a thing of the past. . . You can link your Palm OS-based handheld device, mobile phone and other peripherals with Bluetooth technology -- and do it wirelessly, within a 30-foot range.

Bluetooth 2.0+EDR (Enhanced Data Rate), is three times faster than earlier versions.

Also see: Which support AirPort Extreme? Which have internal support for Bluetooth or Bluetooth 2.0+EDR?

What type of modem is standard with the PowerBook G4 models?

All PowerBook G4 models shipped with a standard 56k v.90 or 56k v.92 internal modem.

What is the "Scrolling Trackpad"? How do you use it?

The "Scrolling Trackpad" -- introduced with the PowerBook G4/1.5 12" (Al), G4/1.5 15" (SMS/BT2 - Al), G4/1.67 15" (Al), and G4/1.67 17" (Al) -- is a trackpad that allows one to scroll or pan by touching the trackpad with two fingers instead of one. This is particularly convenient for reading content quickly.