My grandfather's Seiko RC-4000 watch from 1985. The "most advanced, hight tech" watch for its time that connected to the Apple II computer. : r/BuyItForLife
BIG SIKU CONTROL 1:32 UMBAU - YouTube | Radio control, Rc trucks, Control
Příslušenství pro Siku Control - Bluetooth, Claas Xerion s dálkovým ovladačem | Alza.cz