DAHUA FSU6808U-F Environment Surveillance Server

> 16 channels of wired zone alarm input and NO/NC detector connection.
> 8 channels of repeater output and forced on/off and auto control.
> 8 channels of local analog input (4–20 mA, 0–5 V); FS accuracy is within 0.5%.
> 8-channel RS-485 data communication port. Alpha channel is supported with a sending/receiving speed of 300 bytes each time.
> Supports 8-ch 1080p or 16-ch 720p digital video connection, and the video overlay function.
> Data and video uploading through TCP/IP and 4G.
> SMS alarm notifications. Up to 5 phone numbers can be set.
> Video overlay: Up to 8 lines can be added with 32 English letters in each line. Each type of data is displayed in a different color. Remote video overlay supports up to 5 lines with 32 English letters per line, and controls IPC OSD color. You can also watch the live view, play back videos, overlay information on snapshots, and switch between 3 OSD types on the web client.
> Supports the alarm filtering function. Filter strategy is customizable to reduce pressure on maintenance.
> Stores up to 50,000 logs, saving logs for alarm events, telemetering data, operation logs, and data/time.
> Local GUI operation.
> High-standard hardware protection technology with surge protection of up to 10 kV, and electrostatic protection that supports up to 8 kV contact discharge, and up to 8 kV of air discharge.