How to make mini monitor speaker or speaker to music 3 frequencies

How to make a mini speaker, make your own speaker to listen to music with all 3 frequencies. 1khz,2khz,3khz, 6khz
connect speakers, speaker protection
Prestigious and useful channel: Simple easy to do and newest idea: #monitor #speaker #cleaner sound.
=========================================
playlists:
1 - increase BASS using Capacitor - coil: • increase BASS using Ca...
2 Simple Amplifier: • Simple Amplifier
3 using Capacitors and calculate: • using Capacitors and c...
-4 Speaker BOX: • Speaker BOX
5 LED:
• LED simple night lig...
6 INVERTER:
• how to make inverter 1...
7 Battery:
• Upgrade your phone cha...
8 Transformer formula:
• formula calculating am...
9 humidifier
• diy ultrasonic humidif...
10 TV - PC COMPUTER:
• Video
11- Phone:
• How to get better wifi...
12 Motor - fan:
• how to fix a fan that ...
FACEBOOK : / di.ata.75
Thanks for watching, subscribe and share
- Alfred