Smart button lets users display messages, GIFs
US-based startup BEAM Authentic has developed a $99 (about â¹6,400) smart button called 'BEAM' which lets users display messages, photos, and GIFs. The device features a circular AMOLED screen which is connected to the 'BEAM Authentic' app via Bluetooth. It also allows users to send an emergency text message and GPS location from a user's smartphone.