1. 4D back massage machine with heat.
2. Super Long L Track Back rail
3.zero gravity function SK9100 SPINE KOREA 2018 Leisure Health L Shape 4D massage chair
4.Foot roller massage and calf rubbing and scraping massage.
5. Sliding forward by 8” and 3” from the wall to save the space SK9100 SPINE KOREA 2018 Leisure Health L Shape 4D massage chair
6. MP3–U-disk or cellphone by bluetooth.
7. Legrest extension/retraction by 11”(The original SK9100 is 8”).
8. Full body air pressure including the lower back, seat, shoulder, leg and foot area.
9. Heat in the lower back.
10. Lower power consupmtion when in standby mode.
11. Calf scraping function. (Extra function based on original SK9100.)