I just installed the Voice Pro 408 which has the SWV 2.021 version. I noticed a jack plug on the back on the unit that indicates external battery 6volt. Any idea how to get this.. or is plugging the unit into a Battery/Surge protector good enough?
Jim D
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.