Dahua / EVS / 512 Channels / SAS/SATA / 24 HDDs / DH-EVS7124S IEA The single cylinder deadbolt can

The single cylinder deadbolt can be locked or unlocked by a key on the outside

and better than ever

Lock Function ANSI F76 Privacy lock Handing Non-Handed Door Thickness 1-3/8" - 2" Backset 2 3/4" (70 mm) standard

which are available separately:

It currently is unknown how wide an application it will have here in the US market

Dahua / EVS / 512 Channels / SAS/SATA / 24 HDDs / DH-EVS7124S IEA The single cylinder deadbolt canDH EVS7124S DHI EVS7124S offers unparalleled storage technology. It is designed and developed to meet the needs of medium range to high end IP video surveillance applications. It supports 512 channels of IP camera inputs, and 1024Mbps incoming recording forwarding bandwidth. Combined with hot swap power supplies, fans and hard disk drives, the EVS offers real Enterprise Class availability. This EVS is ideal for a wide range of applications such as