With S-shape back rail, four-roller massage machine, RK-2106 massage chair can effect rolling, kneading, tapping, hitting and combined massage functions on head, neck, back, waist and hips; 6 air bags on the two sides of the seat can give you pressing massage as per your favorite mode, 24 air bags and two vibrators in legrest can give you pulse pressing and high frequency vibration massage; Armrest upper cover can be freely opened/closed. Under each armrest cover, there are a group of air bags, which can massage arms with the cover open, Wide angle and advanced VFD screen control; active flip cover design and intelligent sound&light navigation system make the operation easy and convenient. Many massage programs can be easily realized, backrest and legrest can be adjusted by electric actuator to your needed angle, the footrest can be freely stretched out or drawn back within range of 13.5cm, applicable to people with different body height. It is really a humanized item to promote blood circulation, eliminate fatigue.