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More project information (schematic, parts list,.....) on Instructables: http://www.instructables.com/id/Make-...

Parts list:
Aliexpress:
1x Car Radio: https://s.click.aliexpress.com/e/_dUq...
2x Lead Acid Battery: https://s.click.aliexpress.com/e/_dTc...
1x Charging Controller: https://s.click.aliexpress.com/e/_Bf8...
4x DPDT Switch: https://s.click.aliexpress.com/e/_dVB...
2x Speaker: https://s.click.aliexpress.com/e/_d6H...
1x Speaker Terminal: https://s.click.aliexpress.com/e/_dWp...
1x AC Socket: https://s.click.aliexpress.com/e/_dZm...
1x 12V 10A Power Supply: https://s.click.aliexpress.com/e/_dYE...
Ebay:
1x Car Radio: http://rover.ebay.com/rover/1/711-532...
2x Lead Acid Battery: http://rover.ebay.com/rover/1/711-532...
1x Charging Controller: http://rover.ebay.com/rover/1/711-532...
4x DPDT Switch: http://rover.ebay.com/rover/1/711-532...
2x Speaker: http://rover.ebay.com/rover/1/711-532...
1x Speaker Terminal: http://rover.ebay.com/rover/1/711-532...
1x AC Socket: http://rover.ebay.com/rover/1/711-532...
1x 12V 10A Power Supply: http://rover.ebay.com/rover/1/711-532...
1x Antenna: http://rover.ebay.com/rover/1/711-532...
Wago Terminals: http://rover.ebay.com/rover/1/711-532...

In this project I will show you how to create a Boombox that mainly consists of a car radio, salvaged speakers and two 12V lead acid batteries. This upgraded version is louder and lighter than my previous Boombox and can play its tunes up to 9 hours continuously.

Music:
2011 Lookalike by Bartlebeats
Killing Time, Kevin MacLeod (incompetech.com)
Ecstatic Wave by Jens Kiilstofte
https://machinimasound.com/music/ecst...