Outdoor Portable Music System

Todays cellphones offer portable music listening but their small speaker makes Portable Music System good choice for outdoor music listening.

Main Requirements:

• Laptop (quality sound card can be external)
• Accumulator (can be taken from old car) Good thing would be to have to accumulators if you plan to play music or have speech for longer time.
• 220 V inverter While laptop may run temporarily on battery inverter is needed to power ampliflicator

Be prepared to:

• Move things into car in the case of rain
• Run out of battery (one accomulator should allow listening for several hours)

Result:

• Loud music anywhere.