C charger New member Dec 25, 2013 #1 The four 9 Volts battery , now show 7 volt all linked together , it's time to change them? which is the limit voltage for those battieries ? I can see sound has very low volume now
The four 9 Volts battery , now show 7 volt all linked together , it's time to change them? which is the limit voltage for those battieries ? I can see sound has very low volume now
