Don't Make Me Repeat Myself | Borderlands 3 | Echo Legendary Pistol - YouTube
Borderlands 3 ECHO 3 Limited Edition Prop Replica
These are all the Echo Devices we've seen across the Borderlands games so far. Weird to think that before BL3 those others were also canonically responsible for projecting your menu. 3 actually
ECHO Themes - Borderlands 3 Cosmetics Galleries
Borderlands 3 ECHO Device Messenger Bag - Numskull