1. OPTO sensor device helps massage mechanism finding various consumer's neck exactly and giving consumers best neck massage together with curve orbit and super long massage arm. 2. 4 wheels massage mechanism performs kneading, tapping, shiatsu, pummel massage and so on. 3. Imitating Zero Gravity capsule chair of NASA, completely release the pressure according to even supporting. Air presssre massage: 4. Air pressure massage for head and neck(2 triple-layers air bags). 5. Air pressure massage for shoulder(armrests(2 double-layers air bags). 6. Air pressure massage for arms hide in fashional armrests(4 air bags each side). 7. Air pressure massage for footrest(total 20pcs air bags). 8. Extendable footrest, elongate 19cm in maximum. 9. Rolling massage for feet(6rollers). 10. MP3, with speaker. 11. Touch controller with VFD display. 12. Heating therapty for waist.