Experience the ultimate relaxation with the Lifetrend 4D Dual Core Massage Chair. Designed with advanced AI technology and a dual core mechanism, this chair provides a comprehensive and customizable massage experience tailored to your needs. FEATURES: AI Technology: Intelligent AI voice-controlled with safety sensors Dual Core Mechanism: Features two independent rollers and an ultra-long flexible track (up to 170deg) that delivers a comprehensive massage from neck to feet while simultaneously massaging your waist and hips 24 Auto Massage Programs: Includes customizable memory settings for personalized massages Heating Functions: Back, seat, and footrest heat for enhanced muscle relaxation and circulation Zero Gravity Function: Reduces pressure on joints and enhances relaxation Advanced Control: Use the 10-inch internet-accessible tablet controller or the intuitive app to customize your massage type and comfort level Intelligent AI voice control adds convenience, allowing you to adjust settings hands-free WARRANTY: 1 year part warranty