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
My take on a 3D printed ECHO Device : r/borderlands3
Borderlands ECHO Recorder Comparison by Press-X-Props on DeviantArt
Check out this fun video from fan mystiquesiren [IG] demoing our amazing Borderlands 3 ECHO Device Prop Replica. Want your own? Just head over to... | By Chronicle Collectibles | Facebook
ECHO Device Borderlands 3 Blueprint - Etsy
ArtStation - Borderlands 3 Echo Device Material
Fans are already receiving their Borderlands 3 ECHO Device Prop Replica & loving it! Check out this quick vid from chinasaur_james [IG] + get yours now... | By Chronicle Collectibles | Facebook
Use a Raspberry Pi to Build a Functional Borderlands Echo Device - Hackster.io
Borderlands ECHO Recorder by Press-X-Props on DeviantArt
ECHOnet | Borderlands Wiki | Fandom
Borderlands 3 Echo Device by LoaderB0T | Download free STL model | Printables.com