Description
Full Audio Bandwidth: Flat frequency response from 20 Hz to 20 kHz covers the entire human hearing range
Lower voltages reduce speed proportionally
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Compact 4020 Form Factor: 40x40x20mm dimensions fit standard 3D printer mounting points and aftermarket fan duct designs without modification
Is this a 100% authentic product
12V 4CH Relay Board Raspberry Pi Compute Module 4 IO Board Full Audio Bandwidth: Flat frequency12V 4CH Relay Board Quality electronics from The Engineer Store, Bengaluru. Fast shipping, 7 day warranty on manufacturing defects, expert support. Specifications Feature Details Type Electronics Component Voltage Rating 12V DC Channels 4 Independent Relay Channels Origin Original Authentic Warranty 7 day warranty on manufacturing defects Support Email & WhatsApp 24 7 Why Choose This Product? 100% Authentic Sourced from trusted, authorized
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
























