S2 pro the wireless presentation system

The Stream S2 Pro is a 'wireless' HDMI cable. Use this wireless HDMI presentation system if you want to wirelessly connect a laptop to a display. Up to 20 laptops can be connected simultaneously to the Stream S2 Pro. Use a Stream T2 Pro (sold separately) for this. This extra transmitter (T2) makes it possible to switch between different laptops with just a push of a button. You need one extra transmitter (T2) for every extra laptop that you want to connect.