Dual-Core 4D+3D Massage Technology: Enjoy a powerful upgrade with dual 4D+3D massage heads, delivering synchronized deep-tissue massage to both your back and thighs for full-body relief. Advanced mechanical hands simulate expert massage with real-time intensity adjustment, targeting your pressure points with precision and care Extended SL Track & Deep Yoga Stretch: The 53' SL track follows your spine's curve for deeper coverage. Activate deep full-body yoga stretch and one-touch zero gravity with 3 angle settings to relax and recharge Foot & Calf Massage with Calf Heating: Equipped with a 7.2' electric extendable footrest, full-coverage kneading rollers for feet, and calf compression with targeted heatingperfect for relieving lower leg fatigue and muscle tension Smart TFT Screen, Quick Controls & Voice: Easily control your massage via a sleek TFT screen, armrest buttons, or AI voice commands