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CIVIQ DC 3.7V To 5V 3W Digital Audio Amplifier Board Dual Plate DIY Bluetooth Speaker Modification Sound Music Module Micro USB : Amazon.in: Electronics
DIY 2x3W Multi-Function Bluetooth Wireless Small Power Amplifier Speaker Kit with MP3 AUX Radio Function DIY Kit : Amazon.ca: Electronics
Amazon.com: UWAYKEY Mini Bluetooth Amplifier Board Class D AMP Module for DIY Wireless Speaker : Electronics
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Amazon.com: UWAYKEY Mini Bluetooth Amplifier Board Class D AMP Module for DIY Wireless Speaker : Electronics
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1pcs DIY Bluetooth Control Panel Module Pressure 80V PCBA Audio Panel Program for Balance car : Amazon.ca: Industrial & Scientific
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