Adjective: Boundless, limitless, unlimited.
The word rajaton appears in today’s example sign in its partitive plural form, rajattomia. (See rajaton declined here.)
The adjective rajaton is also the name of a popular Finnish singing group, Rajaton.
Rajaton comes from raja, a noun that means ”boundary.” Adding the suffix –ton makes raja into an adjective which describes something that has a ”lack of boundary.” The suffix -ton in Finnish functions similarly to ”-less” or ”-free” in English.
Let’s translate the whole sign.
Ratkaisuja is the partitive plural of ratkaisu, which means solution. (See ratkaisu declined here.)
The whole phrase, Rajattomia Liikuvuusratkaisuja translates as ”Unlimited mobility solutions.”