Bass gadgets in the works?

[tuff]

Check out this link
https://www.youtube.com/watch?v=F7OwHdDSsi8

 

[amedius]

Check out this link
https://www.youtube.com/watch?v=F7OwHdDSsi8

Its almost similar to transcuders or plain meaning 'bass shakers'. I have two bass shakers 50 rms each attached underneath my home sofa set and the feeling is great. Its a big bass feel. Almost similar I guess. Any one having an idea about it. Looks like portable transcuders.