... socket feature:1. Combinating VGA ( computer output interface), Audio and Video interface together, supply perfect solution to wall socket connection.2 ... . In cofference room Other choice of combination of VGA, Audio, Video, USB, Network, Telephone and power interface:JS-WP102 1 * 3 ... 2 * RJ45 Network port+ 1*computer port (VGA)+1*HD Video portJS-WP104 1*Audio port + 1 *VGA portJS-WP105 1 ...