The product(Orange Yellow) has intelligent functions.The backrest can tilt back to the scale of 110-115 degree,which is comfortable for sitting,and can also adjust the backrest to a proper degree for your own sleep.There is storage slot underneath the connecting armrest for storing some small items in daily use.On the front edge of the backrest,there are also two cup holders stainless metal circle slot to settle some drinks.The bottom parts of the sofa has ambient LED light and the net design of the whole product,both of them ,satisfy visual impact,incredible design makes the life colorful.