G84-4400LPBEU-0: Keyboard - PS - 2 - grey - compact - trackball - US at reichelt elektronik
Amazon.com: Keyboard with Trackball Mouse, Wireless Multimedia Keypad QWERTY Layout, Mini USB Keyboard with Builtin Receiver Range 10m, for Smart TV, Computer, for Windows 2000 / XP/Vista / 7 : Electronics
Food keyboard with trackball | NSI
Cherry G84-4420 Ultraslim Keyboard With Trackball, Black (g84-4420lubeu-2) : Target
IOGEAR - GKB635W - Wireless Smart TV Keyboard w/Trackball