nodanaa de kiyanna epa machanla,weradi awabodayak yanne..
+,- thiyenawa speaker walata,photo eke widiyata A=+,B=-, (mark karala thiyenawa neda + terminal eka)
mark eka nethnam 1.5v battery kellak gaawala balapan terminal 2ke,diapram eka uda enawanam a hiri +,-,diapram yatata edenawanam +,-...