small pouch on back

[Manny]

Can anybody tell me waht's for the small little puch the daedo e-hogu has on the back? Last night I saw in the World Champioships in Pueblña when a competitor was on the mat someone put something inside this little bag, but don't know waht is?

Manny

 

[ATC]

Can anybody tell me waht's for the small little puch the daedo e-hogu has on the back? Last night I saw in the World Champioships in Pueblña when a competitor was on the mat someone put something inside this little bag, but don't know waht is?

Manny

The transmitter or sensor goes in there. See image.