SpeaKa Professional SP-WTR-500 Wireless Full HD speaker system 30 m

Supports wireless transmission of HDMI up to 1080p via 5 GHz Wi-Fi; Wireless connectivity up to 30 meters (line of sight); 2-to-1 simultaneous split-screen display; Plug and Play, no app required; Supports up to 32 wireless transmitters with one receiver (additional transmitter required); Supports iOS, Android, Mac, and Windows for notebooks, tablets and smartphones

Price: £ 209.99 from Conrad Electronic