The SP3504SC provides safe AC power as well as charging USB for devices such as smartphones, tablets, mp3 players, iPods, and iPads. It also includes video and audio connectors for both VGA and HDMI video. Additionally, this plate has six blank Snap-in ports with 2pcs of black RJ45 F/F connectors (SN1318-RJ45-B) pre-populated, and 6pcs of blank snap-in connectors (CM11301) provided separately, or you can purchase variety of Snap-ins from Altinex. The video, audio, and Snap-in connectors are Bulk-head style connectors. The bottom (or inside) connectors connect to off the shelf cables which connect permanently to the presentation system. The SP3504SC is mounted directly to the CNK200/CNK200S chassis without using slot rails that need to be removed.