LIWUYOU Engrave Square Crystal 3D Rose Flower Colorful Music Box with 2G Memory Card, Rose, Bluetooth Base Bluetooth base: You can via Bluetooth to contact your cellphone to play music .Or it also will has a 2G TF card,you can download any music to the TF card to play by yourself. Built-in lithium battery, can be recharged using 9 never fade 3D vivid rose engraved, means forever love K9 Crystal: Pure and luxury. Advanced laser inside carving tech insures the amazing 3D effects Automatically rotating music box base with LED colorful lights: Gradient red, yellow, blue and green lights shine in the precious crystal rose when the music is flowing in the air. The best gift for her, let Crystal Rose witness your true love.