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Smart Titanium IP Cameras

4MP Full Color Motorized Bullet Camera

Model KI-B85ST40A-TCSM

The KI-B85ST40A-TCSM IP bullet camera from the Smart Titanium series is a smart choice for projects that need full-color night imaging combined with the flexibility of a motorized lens.

  • WDR 130dB WDR
  • Illumination Warm light
  • Function Large Aperture

Angle of view

Horizontal 112°Vertical 60°Diagonal 131°

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Overview

The KI-B85ST40A-TCSM IP bullet camera from the Smart Titanium series is a smart choice for projects that need full-color night imaging combined with the flexibility of a motorized lens. Its motorized varifocal lens lets you adjust zoom and focus remotely and with great precision, without having to be on site. Built on Full Color technology and powerful warm-light illuminators, the camera turns total darkness into daylight and delivers color images at long range. Its rugged industrial housing makes it an ideal option for the harshest outdoor conditions.

Technical specifications

Datasheet (PDF)

Model: KI-B85ST40A-TCSM

Camera

Image Sensor
4MP Full color (OmniVision-USA) Progressive scan Cmos Sensor (1/1.8”)
CPU
Dual-Core ARM Cortex
Resolution
2688*1520 (4MP)
IR Range
N/A
Warm Light Range
Up to 90 m
Day/Night Filter
Color
Min. Illumination
Color: 0.0001 lux (Color) - 0.0 Lux (Warm Light On)
Night Vision
Full Color Technology

Video/Audio

Video Compression
H.264+, H.265+, MJPEG
Audio Compression
ACC, G.711a, G.711u, G.726, PCM
Frame Rate (60 Hz)
30fps@ 2MP, 30fps@ 4MP
Transmission Stream
Triple Stream
Video Bit Rate
11 Kbps~10 Mbps

Network

Protocols
Bonjur, DDNS, DHCP, DNS, FTP, HTTP, HTTPS, ICMP, IGMP, Multicast, NAT, NTP, P2P, RTCP, RTMP, RTP, RTSP, SMTP, SNMP, TCP/IPv4, TCP/IPv6, UDP, UPnP, UPnP-TM
Compatibility
API, CGI, ONVIF (Profile S), SDK
Streaming Method
Multicast, Unicast
Web Viewer
Chrome, Edge, Firefox, IE
Smart Device
Android Phone, Android Tablet, iOS

General

Protection Rating
6KV Surge Protection, IK10, IP67
Power Supply
DC12V ± 10%
PoE Supply
IEEE802.3af - Max 10 Watt
Web Language
English, Persian
Dimensions
360*142 mm
Weight
2.9 Kg
Operating Humidity
95% or less (non-condensing)
Operating Temperature
-30°C ~ +60°C

Lens

Lens Type
Motorized Auto Focus
Focal Length
2.8 mm @ F1.0
Angle of View
H-FOV: 112°, V-FOV: 60°, D-FOV: 131°

DORI Distance

DORI
Detect: 41~101m Observe: 16~40m Recognize: 8.2~20m Identify: 4.1~10m

Picture Adjust

WDR
130 dB, DWDR
Picture Function
2D/3D DNR, BLC, Defog, HLC, ROI
Shutter Speed
Manual (1/3 ~ 1/100,000), Auto
Image Parameter Control
Off On Timing (Adjust 0~255)
D/N Control
Auto, Color off, Color on, Timing
S/N
> 56dB
Image Parameter
Anti Flicker, Brightness, Contrast, Hue, Image Style, Saturation, Sharpness

Functions

Recording
ANR, CMS, FTP, NAS, NVR, SD Card, VMS
Record Type
Manual, Motion Detection, Schedule, Smart Detection
Alarm Triggers
All Intelligent Functions
Event Action
Buzzer, Email, Pop up, PTZ, Recrding, Show Message, Snapshot
Event
Smart Motion Detection Video Shelter
Intelligent Functions
Area Intrusion Face Detection Line Crossing Region Entrance Region Exiting Scence Change Detection

Interfaces

Network
1 RJ45 (10M / 100M) Ethernet Port
External Audio
Audio in, Audio Out
Internal Audio
Internal Mic
Alarm
Alarm In, Alarm Out
Power
DC In, PoE LAN
Reset Button
Yes (Optional)
Memory Slot
Yes - Micro SD/SDHC/SDXC Slot (256 Gb Max) (ANR Support)

Guarantee

Product Guarantee
5 Years Gold Guarantee
MTBF
100K hrs min. MIL-HDBK-217F (25°)
Certificates
CE, CFR, EN, FCC

Downloads

Documentation

  • KI-B85ST40A-TCSM

    DatasheetPDF533.4 KB

Software and firmware

  • ST-E511-4MP

    Version V500.XXX.E511.XXX.C0011.XXXUPF30.64 MBUpdated November 5, 2025

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Frequently asked questions: CCTV Cameras

Answers to common questions about this product line, from the KDT Help Center.

Why does my CCTV camera drop its connection from time to time?

Common causes include unstable power, an unreliable cable or link, heavy load, incorrect settings and firmware issues. Reviewing the event log and testing step by step will help you pinpoint the cause.

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Does after-sales service for CCTV cameras continue after the warranty expires?

As long as a product can still be supported technically and its technology has not become obsolete, we can continue to provide repairs and spare parts after the warranty expires.

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Do CCTV cameras need an internet connection?

Not necessarily for basic operation. Some management or remote-access features may require internet access, but local operation can work independently.

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Does KDT offer advice on choosing CCTV cameras?

Yes. We offer expert consultation to assess your project's needs, select the equipment and design the solution. Getting this advice before you buy can help you avoid making the wrong choice.

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Where should I start when choosing the right CCTV cameras?

Start by defining the intended use, the number of devices, the installation environment, the capacity required and your plans for future expansion. Then choose the model and technical specifications based on what the project actually needs.

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All questions on this topic (50)

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Warranty

5-Year Gold Warranty

This product comes with the official KDT warranty. Check your device’s warranty status with its serial number.

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