YWBL-WH Speaker Board AC 12-24V Dual Relay Voltage Regulator Speaker Board Module DIY Kit
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- AC 12V TO AC 24V---This speaker board uses 7812 as a voltage regulator and has a wide supply voltage in range of AC 12V to AC24V
- MAIN FUNCTION---UPC1237 circuit as has power-on delay function, DC and power outrage damage function
- 500W AMPLIFIER---This speaker board can be use to control 500W amplifier, each channel using a high grade relay control. Convenient placed large type terminal block connectors for input and output
- INSTANTLY DISCONNECTING---DC monitoring and real-time for speaker supports disconnecting speaker instantly when power off
- COMPACT SIZE---The speaker board is of compact size, board size is only 6.9x5.7cm, and the circuit is and simple to welded, no need to debug
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