Portable Keyboard Selection
Navigate the trade-offs between ultra-portability and sustained typing comfort to avoid productivity pitfalls.
ProtoArc K90-A Space Gray Compact Wireless Keyboard
Available offers (3)
Current
Space Gray
Newegg
€71.00
Available to order
Features
- Wireless Bluetooth connectivity
- Backlit
- Supports multiple devices
- Rechargeable
- Low-profile design
- Compatible with MacBook Pro, MacBook Air, iMac, and iPad
General specs
- Brand: ProtoArc
- Model: K90-A
- Seller: Newegg
- ID: 9SIC6XWKY57107
- Size: Compact
- Brand: ProtoArc
- Profile: Low profile
- Model Name: K90-A
- Part Number: 445653127641Portworldrld
- Backlighting: Backlit
- Connectivity: Wireless Bluetooth
- Product Type: Keyboard
- Rechargeable: Rechargeable
- Compatibility: Compatible with MacBook Pro, MacBook Air, and iMac; also described for iPad
- Multi-device support: Supports multiple devices
- First listed by seller: October 21, 2026
If you are interested in more details, you can find full information on the seller's page.
€71.00
Last price update: 10/21/26
Available to order
Shipping options
Delivery to 
United States
United States
Available
Compact ProtoArc K90-A keyboard in Space Gray with wireless Bluetooth connectivity, backlighting, multi-device support, and a rechargeable design. Described as compatible with MacBook Pro, MacBook Air, iMac, and iPad.
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ProtoArc K90-A Space Gray Wireless Bluetooth connectivity
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Bluetooth Keyboard
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| Brand | ProtoArc | ProtoArc | Portworld | ProtoArc | Satechi | Macally |
| Model | K90-A | K100-A | EK01 Plus | Slim X1 | ||
| Color |
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|
|
|
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| Price | €71.00 | €74.99 | €107.66 | €127.47 | €137.17 | €117.50 |
| Seller | Newegg | Newegg | Newegg | Newegg | Newegg | Newegg |
| Update | Oct 30, 2026 | Oct 30, 2026 | Oct 30, 2026 | Oct 30, 2026 | Oct 30, 2026 | Oct 30, 2026 |
| Size | Compact | Full Size | Full size | |||
| Model Name | K90-A | K100-A | EK01 Plus | Slim X1 | ||
| Part Number | 445653127641Portworldrld | 445653127658Portworldrld | R516252927820371 | 445653143603Portworldrld | 445653128594Portworldrld | |
| Connectivity | Wireless Bluetooth | Bluetooth and USB; described as dual Bluetooth and USB | Bluetooth; multi-device wireless | |||
| Product Type | Keyboard | Keyboard | Bluetooth keyboard | Keyboard | Bluetooth backlit keyboard | Bluetooth keyboard |
| Compatibility | Compatible with MacBook Pro, MacBook Air, and iMac; also described for iPad | Compatible with Apple iMac, MacBook, Mac, and iOS | MacBook Pro/Air, Mac mini Pro, iMac, and laptop | |||
| Power | Rechargeable | Rechargeable | Rechargeable | |||
ProtoArc K90-A Space Gray Wireless Bluetooth connectivity
€71.00
When this device makes sense
Product confidence
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