Specifications

I/O Devices - 10

 

 

I/O Devices

 

Keyboard

Built-in keyboard with standard Macintosh layout

 

 

63 keys domestic; 64 keys ISO

 

 

3.0 mm travel; 18 mm vertical pitch, 18.63 mm horizontal pitch

 

 

Two-level tilt adjustment

Trackball

Microphone

30 mm diameter, dual button Apple Desktop Bus (ADB) interface

Electret, omnidirectional

Output voltage of 4 mV, peak to peak

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Apple 180C manual Devices, Keyboard