Main components:

1-Electricity Leakage protector
1-Computer Control Panel with FM
4-Deluxe Back Nozzles                        
4-Small Acupuncture Nozzles
1-Overhead Shower
1-Multifunctional Fixed Handheld Shower
1-Cold/Hot water regulator            
1-Change-over Switch
1-Double-layer shelf
1-Built-in seat
1-Container for shampoo
1-Floodlight in a circle
1-Fan
1-Speaker
1-Mirror
1-Pop-up drain