DK-6788 Massage Chair provides Quad-Roller Driven Massage Hands, Synchronal, Vibration, Airbag & Heat Function  - LCD display command with EL lighting. - Auto / manual function - A quiet designed quad-roller humanized massage hands travel up and down at backrest - Tapping, acupressure, knocking, kneading & synchronal massages perform on back. - 2 massage hands are adjustable with 3 grades of massage breadth modulation.  - Designate massage zone and massage location on back. - 6 massage modes. - Adjust massage & air pressure intensity. - 2 airbags & 1 vibration perform on buttock & thighs - 8 airbags perform on calves & feet. - 2 vibration & smooth heat perform on sole.  Auto time setting is 15 minutes - Automatic ascending and descending backrest and leg rest.  - CE-EMC, CE-LVD, RoHS