White DIY Electronic Kit Bluetooth Speaker Teaching Practice Bluetooth Stereo Speaker Electronics DIY Soldering Project Kit
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$0.00
$13.08
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SPECIFICATIONS
Application: Speaker
Audio output: 2 channels
Brand Name: diymore
Choice: yes
Condition: New
DIY Electronics Kits: DIY Bluetooth speaker
DIY soldering kit: Speaker soldering practice kit
Dissipation Power: 3w
High-concerned chemical: None
Operating Temperature: -40โ to 85โ
Origin: Mainland China
Output power: 3W + 3W
Package: TQFP
Power supply voltage: DC 4.2-5V (5V is the maximum; exceeding this voltage will damage the module)
Quantity: 1
Rated current: 1.5A-2A
Soldering learning: Learn solder
Supply Voltage: 5V
Type: Module
is_customized: Yes
semi_Choice: yes

The red terminal of the Bluetooth module is for 5V power supply, and the white terminals are for the left and right channels of the speaker. The red wire is positive (+), and the black wire is negative (-). As music or other sounds play, the LED lights will flash in rhythm with the sound (according to the speed and volume of the sound). After successful soldering, you can experience the beautiful combination of sound and light.
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Circuit principle: The sound-controlled LED melody light circuit consists of a power supply circuit, a microphone amplification circuit, and an LED light-emitting indicator circuit. The power supply uses two batteries. The MIC converts the sound signal into an electrical signal, which is coupled to Q1 for amplification via C2. The amplified signal is sent to U1, which drives the LED to emit light. The louder the sound, the brighter the LED and the faster the flashing speed.
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Parameters:
Channel output: 2 channels
Output power: 3w+3w
Power supply voltage: DC 4.2-5V (Voltage exceeding 5V will damage the module)
Rated current: 1.5A-2A
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Wiring instructions: White terminals connect to the speaker, red terminals connect to the power supply
Bluetooth operation: Turn on your phone's Bluetooth, scan for devices, find "XC046" and click to connect. After disconnecting Bluetooth, it will automatically switch to USB mode.
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Note:
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The kit requires self-assembly. The outer paper of the casing can be removed to reveal a transparent casing. The complete Bluetooth speaker kit includes a USB power cable, and the Bluetooth circuit board is pre-soldered. You only need to connect the wires and assemble the sound-controlled board. A mobile phone charger or a 5V computer power supply can be used for power. Using a 2A power supply will result in better sound quality.
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Important: Please use the product strictly according to the instructions. Incorrect use and wiring will cause the amplifier to malfunction or be damaged.
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Package list:
DIY kit *1

















