The Hohem iSteady M7 gimbal offers excellent stabilization, flexible controls, and AI-based tracking, but its bulky design and high price limit its appeal to serious smartphone videographers.

Rolling Square's AirCard Pro and AirNotch Pro will get most tracking work done. And they have a useful design feature.

A patented 'device scan' diagnoses issues with these nearly invisible, $2,699 earbuds. Eargo says it's a first in the ...