Material: ABS(Fiberglass Reinforcament) Tempered Glass Aluninum Frame Function: Lighting Dorsal acupuncture massage Hip acupuncture massage Shower Function Exhaust FM/CD Connection Computer Control Function Transfer Function Main Components Computer Control Panel Sheif rack Body Jets Backrest Fixed-roof Shower Handle Mixer Tap Speaker Venting Fan Mirror Drain Switch Back Lamp Top Lamp Soap Dispenser