Control System integration Easy integration of Neets Control keypads (Neets Control EcHo, EcHo Plus and SieRRa II to be purchased separately). Built-in 12V PSU No need for external power for supplying the control system. AC Power Outlet EU, Universal, DK or Swiss power. Cable/Connectors HDMI. VGA. 3.5mm audio mini-jack. Network cable (RJ45). USB-A. Easy to use No cables on the floor - AV cables (1.7 m) pull out and retract easily for storage.