This device, which integrates a high-quality track atmosphere light with a multifunctional Bluetooth speaker, features a 12W RGB LED track light head. It supports remote control for dimming and color changing, allowing for 1-click operation to effortlessly create the perfect ambiance for any occasion. Moreover, the built-in Bluetooth 5.3 speaker boasts professional sound quality. It supports the “1N” multi-device series connection technology, enabling the setup of master and slave devices within a 25-meter range via remote control, synchronizing playback content and doubling the volume. In terms of lighting, it supports dynamic effects such as gradient, horse race light, and rhythmic breathing light, as well as adjustable single colors including red, green, blue, white, yellow, cyan, and purple. Installation is simple and compatible with H-type tracks (tracks not included). Ensure that the track interface is a 3-wire interface and not suitable for J or L-type tracks. During installation, turn the switches on both sides to OFF, clip the track into place parallelly, and then turn the switches to ON to lock it in. This product is widely used in various occasions such as home theaters, living rooms, barber shops, clothing stores, convenience stores, shop windows, gymnasiums, KTVs, dance studios, parties, cafes, kitchens, etc. It easily connects to Bluetooth devices such as Android, iPhone, computers, tablets, and more, ready to use upon power-on. Material: Plastic.