Smartbed is the first innovative sofa bed mechanism with fully automatic opening. The sofa is converted into a bed with a single push of a button, satisfying the need for a sofa bed requiring no effort to open and close it. This model can be used with a 14cm spring mattress or 12cm polyurethane mattress, 200 cm in length. The frame is supplied with bayonet couplings making the sofa demountable and transportable. It can be opened and closed via remote control.