49" long Sl track is offered to target your neck, shoulder, back, waist, hip and thigh for deep massage. Auto shoulder detection will achieve precise massage. Plus, 30 airbags provide a comfortable full-body massage with 3 adjustable intensities.The massage chair also features foot rollers that offer 3 speeds. More, it comes with 3 zero gravity modes of 120°/ 127°/ 134°. Plus, you will find it convenient to operate this massage chair by using the voice control and color screen controller. Overall, the massage chair has 12 auto modes and 6 massage techniques, including kneading, tapping, shiatsu, clapping, knocking and rolling. During massage, your phone can be connected to the massage chair via Bluetooth for beautiful music. With wheels, it s effortless to move it from 1 room to another. Plus, the massage chair is 1-piece, which means no installation.【Please Note】: Inside delivery is Not provided.