Introduction: Portable Speaker With Li Ion Battery

Picture of Portable Speaker With Li Ion Battery

speaker portable

Step 1: First You Have to Get the Parts Needed Are the Following :)

Picture of First You Have to Get the Parts Needed Are the Following :)
  1. wood chipboard for the box, and so cut it to fit all components
  2. buy 2 speaker 10w 4OHM (you can get this in old speaker satelits system) or from
  3. buy 1 Audio Stereo Amplifier 2X10W for 3,80 $
  4. find some battery li ion from old battery Laptop( is the best and cheap choisse ) or buy it from or 3$/pcs you need 6 battery 3,7v , 2200 ah( or better)

  5. now... for charge this battery you need to buy one BMS BOARD PROTECTION, for protect battery to over charging or over discharging for 3,50 $

  6. 1 lithium battery charger adapter 12,6V --1A,searchweb201644_4_79_78_77_82_80_62,searchweb201560_4

  7. 1 DC Power Supply Jack Socket Female Panel for 0,28$

  8. wires for connection

  9. soldering and glue tools

Step 2: Box Components Introduction

Picture of Box Components Introduction
  • box should be divided into two parts
  • in one side will introduce 3 battery, on/of button and another side 3 battery, audio amplificator board, BMS protection board and rest oof components

  • optional you can atach one bluetooth driver

Step 3: Schematic Wires Connection

Picture of Schematic Wires Connection

Step 4: Finnaly

Picture of Finnaly

Step 5: The Sound Is Very Strong. .. .


wrongname (author)2015-12-21

it is not clear from you pictures how and where is the audio input?

is it Bluetooth based or wire based?

BucuranN (author)wrongname2015-12-22

is wired based, but you can add one bluetooth driver :)

FroggZ (author)2015-12-19

I spotted the OLX watermark, are you Bulgarian? Also, good job you've done there.

BucuranN (author)FroggZ2015-12-20

thanks, i`m romanian :)

BucR (author)2015-12-19

Very very nice

DIY Hacks and How Tos (author)2015-12-17

Great portable speaker system. Perfect for outdoor parties.

my friend,... thanks for your good impression :)

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