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2200-000302 | Storm PS/2 & USB Trackball | RS
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![Help!] QTronix Libra 90M — can anyone help me confirm this trackball with a female DB9 connector is a PS2 mouse and not USB or Serial? Internal pics in comments: : r/Trackballs](https://i.redd.it/q5k4bcqe2rk91.jpg "Help!] QTronix Libra 90M — can anyone help me confirm this trackball with a female DB9 connector is a PS2 mouse and not USB or Serial? Internal pics in comments: : r/Trackballs")
Help!] QTronix Libra 90M — can anyone help me confirm this trackball with a female DB9 connector is a PS2 mouse and not USB or Serial? Internal pics in comments: : r/Trackballs
Mouse 3-Buttons 5132092 Optical PS2 Trackball – Sigmed Imaging
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COMPAQ M-S34 MOUSE PS2 PS/2 TRACKBALL TRACK BALL VINTAGE RETRO | eBay
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Caldaro PS2 Trackball 3 Button P200F20Y00 | eBay
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CHERRY Mini keyboard, Black, PS/2 with built in Trackball : KBC-1525TBB : The Keyboard Company
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Happ 2-1/4" Solid Colour Trackball With USB & PS/2 Interface - Arcade World UK
