A simple iconic hardware (Bluetooth HD audio / video streaming) designed for LiveStore system. At LiveStore, experts wear the LiveStore HeadSet and in a physical store assist customers (that contact via web streaming) during sales or support. There, the camera on the expert's headset is "the eye of the customer" that interacts with the expert's demonstrations and explanations: real virtuality to present products, services or education. Built with 3D printed models (exterior polymers and interior elastomers), the LiveStore HeadSet is thought to be the most compact, light, lean and ergonomic hardware system to assist all experts' actions at the LiveStore streaming.