Are you arguing that datajack lack wireless capability???
SR5 p. 163 Change linked device mode
A character may use a Free Action to activate, deactivate, or switch the mode on any device that he is linked to by direct neutral interface through either a wired or wireless link
SR5 p. 232 Direct Connections
Some devices don't have wireless capability. Usually this is because the person who bought the device couldn't afford one that was less than ten years old, or because they thought they'd be more secure without wireless. These devices are called throwback.
SR5 p. 452 Datajack
...Wireless Bonus: The datajack gives you Rating 1 noise reduction.