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Miniature Keyboard- Microcontroller-Friendly PS/2 and USB : ID 857 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Macally Small USB C Keyboard - Plug & Play Compatible Wired Apple Keyboard for Mac Mini, MacBook
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Adesso AKB-310UB EasyTrack USB Mini Ergonomic Trackball Keyboard
Miniature Wireless USB Keyboard with Touchpad : ID 922 : $49.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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