DIY Electronic Kit Bluetooth Speaker Music Spectrum Soldering Practice LED Flash Display Soldering Project Practice DIYB

2. Great Electronic Soldering Project: for soldering practice and also suitable for family education. Not only to improve your soldering skills, you will also will be more familiar with electronic components and learn more interesting electronics things. But please note,this soldering kit requires certain foundation of basic electronic theoretical knowledge and welding and hands-on ability.

3. Easy Installation: The bluetooth module board is soldered and can be used directly after connection. You only need to solder the Led flashing light kit, connect the wires, and assemble the shell. Fun and entertaining, bluetooth Speaker by yourself, a cool project and challenging enough to be fun. About power: 5V mobile phone charger or computer power supply can be used, the sound quality will be better when the current of the power supply is 2A. Product Name:-044 DIY Bluetooth Speaker Kit

Supply Voltage:DC 5V

As music or other sounds sound, the LED lights will flash and move according to the rhythm of the sound.

Circuit principle: controlled LED melody light circuit consists of a power supply circuit, a microphone amplification circuit, and an LED luminous indicator circuit. The power supply uses two batteries. The converts the sound signal into an electrical signal, which is coupled by c2 to Q1 for amplification. The amplified signal is sent to U1, where U1 drives the LED to emit light

Parts need to be soldering by yourself

Colour:As Shown

Material:plastic Package Contents:

1 * Electronic Building Kit Only the above package content, other products are not included.