Features:1. Sensitive touch, with 4 songs, environmental protection & energy saving, automatic shutdown when not playing 2. Adjustable dancing speed, with LED light effect & 5 sound effects 3. Can play music in MP3 through data cable Instructions: 1. Use a Phillips screwdriver to open the battery cover, install 4 AA batteries, put the switch to ON, the power indicator lights up, & the product will show a prompt tone. 2. Each time you press the START button, the product will switch to a music, a total of 4. 3."+" represents faster pace, - represents slowing down. 4. There are 5 square dubbing buttons on the blanket, each button will emit an accompaniment sound effect, dancing with the LED lights. Specification: Size :96*101 cm Weight: about 1100 g Package Included: 1 x Square Dance Blanket 1 x Data cable