A picture of 16-Slots Chassis as follow:

Installation
1. When you unpack this product package, please check the devices with packing list.
2. Install the 16-slots chassis into a standard 19” cabinet and fix it .
3. Insert the video converter module to the guide rails of the slot .Make sure the power plug of video converter module is inserted in power port of the chassis .When the converter module is fully and firmly fit the chassis, fasten the screws .Follow the above steps, install all necessary converter modules in the chassis ,then block up any slots not for use temporarily .
4. If the chassis is with dual power supply, please turn on both two power supply, and they will work together. This will extends the life cycle of the power supply, and can make sure the chassis work normally in case one of them broken down.
Specifications
Available Module Slots : 16
Video converters module adapted : 1-2 video or 1-2 video+options
Power in : AC 100 V~260 V
Power out : DC5V
Dimensions:L423 ,W230,H90 mm ;19 inches 2U
Shipping Weight: 5.4Kg
Environmental
Construction: Aluminum
MTBF: > 100,000 hours
Operating Temp: -20° C to +75° C
Storage Temp: -40° C to +85° C
Relative Humidity: 0% to 95% (non condensing)
Packing list
2U 1 PC 16-slots 19’’ 2U chassis
Power line 1 PC (For single power supply option)
2 PCS (For dual power supply option)
User’s manual 1 PC