450 Slider switches on Align A10

[Rob Nuss]

What do the 2 slider switches on the back of the align A10 transmitter do? Labeled VRA and VRB.
Thanks

 

[RandyDSok]

They are part of the auxiliary channels ( ch 9 and ch 10 ) ... so it depends on what you connect them too as to what they would do.

Here is a link to the manual in PDF format ... http://www.align.com.tw/ManuaLib/transmitter/HERA1002T.pdf