Sadhguru: Fundamentally It is only one. The other a single is simply a question of dimension. We estimated that If your residences are anywhere involving 2000-2500 sq. ft., the Bhairavi Yantra would do. For households greater than that, we mentioned this isn't ample and we made available the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi