1.SL-shaped track with massage rollers traveling from head to bottom, instead of airbags on the bottom.
2.shortcut key buttons at the armrest.
3.massage modes: shiatsu, kneading, tapping, flapping, knocking and combined
4.five levels massage strength adjustable.
5.massage position on back adjustable
6.music function(built-in stereo), anion function is good for ladies
7.heating function helps to reduce discomfort caused by strained, overworked muscles, improves circulation and enhances metabolism
8.three rows 3D foot rollers on foot position to activate the acupoints on feet, help releasing fatigue and muscle ache
9.full body air squeezes massage for shoulder, arm, calf & foot.
10.zero space,the min distance between the wall and the back of the chair just 5cm
11.back & foot angle adjustable