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Wave Music Playback: Each time the coil is discharged, the frequency of vibration will change, resulting in different tones. No required, no sound
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Mini Music Tesla Coil with Arc Experimental Science Toy 60Hz - Stirlingkit
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Singing Tesla Coil Music Kit Plasma Speaker Desktop Toy - Enginediy– EngineDIY
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Bluetooth Music Tesla Coil Arc Plasma Transmission Experiment Toy – NovoDealShop