What cellular connectivity does Karoo have? Laurence Wattrus October 06, 2017 12:37 Updated Follow Karoo is equipped with a 3G - WCDMA antenna and modem covering these bands. 850/900/1900/2100 MHz. Related articles What other bluetooth functions are possible? How do live-features work? What sensors can Karoo connect to? Do I need a phone to use Karoo? What positioning systems does Karoo use? Comments 0 comments Please sign in to leave a comment.