1: Audio input anti-interference protection: We have added an anti-jamming circuit to the product to protect the audio input device from the interference of high-frequency electromagnetic signals from Tesla coils, so you can use it with confidence!2: Excellent sound quality and volume: This is a real small power amplifier for plasma speakers, it can link various music playback devices to play music in any format directly, and has qualified sound quality and volume. (You can learn more about it through the short video of the main picture)3: Better craftsmanship and quality. The secondary coil is coated with special epoxy resin, which is more durable and more beautiful. The heat dissipation adopts a radiator with a fan, which ensures that the product can work for a long time. Screws and parts are made of stainless steel and copper, not afraid of rust. Components and materials are carefully selected for better quality.4: Multi-function and multi-play. The secondary coil is detachable, and the top of the coil can be placed with different accessories to achieve multi-functions such as plasma horn playing music, ion windmill ion garland space lighting and other functions. You can also get super cool images with time-lapse photography of ion garlands.5: High-value appearance. We gave this Tesla Coil a simple and unique look, making it a piece of art that can be placed in a suitable place. In this way, even when it is not powered on, it can still play a role.Type: B: White base + blue coil + shellA: White base + blue coilPower requirements: DC 24V3A Product size (with pin): 85 x 85 x 175mmPlug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on.Material: Metalcolour:bluePackage Contents:1 x Tesla CoilOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.