|Interface||SystemUI||WebUI||SmartPSS 1.16||SmartPSS 2.0|
|Backup||SytemUI Setup||Internet Explorer Setup||SmartPSS 1.16 Setup||SmartPSS 2.0 Setup|
|Disable UAC||Disable UAC Before Backing Up via IE or SmartPSS|
|SD-Card||Download Video from SD-Card in SmartPSS|
|USB||Backup via USB|
|Snapshot||Backup Snapshot via USB|
|N+M||N+M Hot Standby Setup|
|Redundant HDD||Redundant HDD Setup|
An abbreviation for Speed Dome, could also mean Standard Definition depending on who you ask and in what context.
Also known as Hard Disk Drive, it is a device that would store files like documents or in our case video recorded files as a digital file.