Enjoy full body massage with our 4D dual roller system massage chair!!!The chair has advanced 4D+3D dual mechanism for simultaneous massage of multiple parts and they can be adjusted up & down, left & right, forward & back, providing a more precise massage. It also has fragrance blocks for fragrance therapy. 20 automatic massage modes and 6 techniques are available for customized massage. The massage chair also features Thai stretch and 3 zero gravity modes of 152°, 158.5°, and 163.7°. Moreover, 42 airbags with 5 intensities. You can control the massage chair with voice control, armrest shortcut keys and smart touch screen. Furthermore, you can charge your phone or other devices via USB port and wireless charging station. 【Please Note】：Inside delivery is NOT provided. If a loading dock is not available at your delivery site, you can request inside delivery for an additional fee. Once you request Inside delivery, please make sure the door is large enough to allow the package to pass through. It comes with 3 boxes. The Packing Dimension is 61" x 31.5" x 34.5"/ 52" x 15.5" x 29"/25.5" x 25" x 27.5"(L x W x H). The Minimum Doorway Size is 31.5 inches. Note that if you want to return the product, please be sure to keep the original packaging. | Costway | | 4D Dual Roller System Flexible Track Zero Gravity Full Body Massage Chair | Dark Blue+Black | Best Buy