Is the JBL Tour Pro 2 useful or just a gimmick?

JBL Tour Pro 2 review: totally tricked-out wireless earbuds

Smart Case for seamless experience: Control the earbuds' settings, manage calls and playback, control your audio setting and battery level and set

JBL Tour Pro 2 (Black) - True Wireless Noise Cancelling Earbuds, Small

JBL Tour Pro 2 Earbuds Stand Out for Their Touchscreen Case - CNET

JBL Tour Pro 2 (Black) - True Wireless Noise Cancelling Earbuds, Small : Sports & Outdoors

JBL Tour Pro 2 review: Smart earbuds, smart case

JBL Tour Pro 2 Review - IGN

SoundStage! Solo - JBL Tour Pro 2 True Wireless Earphones

JBL Tour Pro 2 Review - IGN

JBL Tour Pro 2 review: case study

JBL Tour Pro 2 - Unboxing & Review The First Smart Display Earbuds

JBL Tour Pro 2 Review - IGN

JBL Tour Pro 2 review: we love the case, but the audio is an issue