Koolstar
Koolstar PARTY BOX 400W Speaker with LED Lights and Smartphone App
Experience party-like sound with the Koolstar PARTY BOX. Featuring a powerful 400W output, 8" woofer, and RGB LED lights controlled via a dedicated app, this portable speaker is perfect for any gathering. Connect via Bluetooth, USB, or FM radio, and enjoy up to 6 hours of uninterrupted music on battery power.
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Updated on May 18, 2026
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