The power adapter for the PTZ optics camera is a EIAJ-04-Philmore255
Out side Diameter - 5.50mm
Inside Diameter - 3.30mm
Shaft - 9.90mm
Center Pin - 1mm - positive
Outer - negative
You can get the connectors for these here below.
Male connector - https://www.newark.com/lumberg/1636-04/connector-3-3mm-dc-power-plug/dp/98K5989?st=3.3mm
Female connector - https://www.newark.com/mcm/27-5851/dc-power-jack-3-3x5-5x1-0-in-line/dp/40T6165?st=3.3mm