Technical Specifications
| Feature | Description | 
|---|---|
| Model Number | A1243 (MC184LL/A) | 
| Keyboard Layout | Full-size ANSI layout with numeric keypad | 
| Keys | 109 keys including function keys (F1–F19), volume, media control, eject | 
| Key Mechanism | Scissor-switch mechanism (low profile, laptop-like) | 
| Connection Interface | USB 2.0 (wired) | 
| Ports | Two USB 2.0 ports (located on either side of the keyboard) | 
| Compatibility | macOS (fully supported), Windows (basic functionality via plug-and-play) | 
| Material | Anodized aluminum top enclosure, white plastic underside | 
| Power | Bus-powered via USB | 
| Cable Length | Approximately 0.8 meters (31 inches) | 
| Dimensions | 43.6 cm (W) x 11.6 cm (D) x 1.9 cm (H) | 
| Weight | ~570 grams | 
💻 Function Keys & Special Features
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F1–F12: Standard function keys and Mac-specific shortcuts: - 
F1/F2: Brightness control 
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F3: Exposé (Mission Control) 
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F4: Dashboard / Launchpad (depending on macOS version) 
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F7–F9: Media control (rewind, play/pause, forward) 
- 
F10–F12: Volume control (mute, down, up) 
- 
Eject key (upper right corner) 
 
- 
- 
Num Lock / Clear Key (on older Mac keyboards, acts as Clearrather than toggling Num Lock)
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Excellent build quality with sleek aluminum finish 
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Built-in USB ports for connecting peripherals 
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Ideal for data entry, spreadsheets, and financial tasks 
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Plug-and-play; no drivers required 




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