https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions
Product Info
2.4 WIRELESS CCD CAMERA

2.4 WIRELESS CCD CAMERA

ShenZhen UMBO Communication Technology Co., Ltd
Region: China
Update: 08/24/2006
Key Specifications
Item UM-W880CT

Imaging Sensor 1/4-inch Sharp CCD

CCD Total Pixels PAL:512H X 582V NTSC: 512H X 492V

Horizontal Resolution 420 TVL

View Angle 59.4 degree

Minimum Illumination 1.0 Lux/F 1.2

Video Gain Control Automatic

Frequency ISM2,400~2,483MHz 4CH

Transmission Power 10mW/CE, 2mW/FCC

Modulation Mode FM

Bandwidth 18MHz

Power Supply DC12V ∮5%

Operation Temperature -20~+50/ -4~+122/

Dimensions 50 X60 (mm)

Weight 310g

Unobsturcted Effective Range 100m

https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions