5th Fl., C Buildg.,Maipu Ind. Park,
CN 510663 Guangzhou, Luogang Distri
Products and innovations



The DT-A86 is a compact and durable comprehensive tester. It is applicate to equipment installation, equipment debugging, equipment troubleshooting and maintenance applications in security engineering. This testing tool integrates network testing, TDR, multimeter, optical power meter, WIFI testing (spectrum, Wifi, Wifi signal detection), and is very easy to use.

The DT-A86 provides powerful data analysis capability to capture data in time periods and screen capture of event waveform to help find the root cause of equipment and line problems. It also provides powerful data and waveform screenshots to help users solve the intermittent events that are the most difficult to find and facilitate technicians to view and analyze.

Product range



H.265 intelligent analysis POE nvr kit 4 ip cameras

IP66 Waterproof Bullet IP POE Camera

Intelligent analysis function

Metal Body with 3-Axis bracket

5.0MP Resolution2592(H)*1944(V) 

Megapixiels Fixed Lens, Wide View Angle

Night Vision Auto Switch, 30m IR Distance

H.265/H.264 NVR , POE 48V

Company profile

Guangzhou Dongtai electronics CO., LTD,a enterprise found in 2010, is supplying competitive CCTV tester products in security and protection. After years exploitation and development, our company have formed a perfect full-service system integrated by CCTV TESTER, manufacture and domestic trading and foreign sales.As a domestic manufactory, our company launches a new generation of video monitor tester, with a new kernel design and high-definition camera test, digital zoom, video capture, video recording and other new generation features! our main products: T series and A86 series.

Guangzhou Dongtai Electronics Co., Ltd. is located in Guangzhou Tianhe District,Guangdong,China. Our company is committed to high-quality security monitoring equipment in the field of continuous research and innovation, and adhering to the "win-win cooperation" this simple but profound behavioral standards, and wish to create brilliant future with you!


SHENZHEN ORIENTED FOCUS TECHNOLOGIES CO., LIMITED is one of the leading providers of High Quality CCTV systems and solutions in China. Based on the plentiful experience on CCTV field, we have developed a wide range of Camera & DVR ; Now OFK is dedicated to developing IP Video imaging technology to deliver complete Video over IP integrated solutions for customers requirements and satisfactions.
The management team consists of Industry leaders with a minimum of ten years experience in the security industry in terms of Design, Manufacture, Marketing and Support functions. The experience of the team is capitalized to provide the best products and support required by all the stakeholders and the customers.
High quality, competitive pricing and excellent service are words that have become synony-mous with OFK. With the goal of taking up a leading role on the world market, with your trust and support, OFK Co., Ltd will do the best to keep moving on and on.