Old home theatre la power supply near 24 v DC supply irrukku kadaila 7805 voltage regulator kelunga Adhai fix seithal our end la 5 v DC supply varum ethai appadiyae Bluetooth FM la connect pannunga speaker wire colour padi join pannunga now it is ready.avvalavu than .
You did always put readymade circuit made videos. You are making only box and I also see that you didn't give any aprox cost of that DIY you made. You did only wiring . I also noticed that you didn't give any proper reply of asking any questions.