Adesso Tru-Form Media WKB-3150UB - keyboard - with trackball, scroll wheel - US - WKB-3150UB - Keyboards - CDW.com
This Odd-Looking DIY Keyboard Features a Built-In Trackball - Hackster.io
Mini Keyboard with Optial Trackball
Wireless Mini Multimedia Trackball Keyboard
Amazon.com: Ergonomic Keyboard, 2 in 1 Wireless Computer Keyboard and Trackball Mouse Combo Design with Wrist Rest, Split Keyboard, USB Keyboard for Windows/Mac/Laptop/Computer/PC-Black : Electronics
Tesoro G6TL Keyboard with Trackball
AMS Metal Keyboard With Trackball at Rs 13000/piece in Mumbai | ID: 4891329662