matrix and ptz system keyboard controller joystick using RS485 cable

"Pearmain Electronics Co., Ltd" was founded in 1996, which is a professional surveillance products provider owing the ability of R&D, producing, marketing and service. Pearmain has a complete production line and endeavors itself to providing our customers with entire video surveillance system solutions. 

Nowadays, Pearmain has developed itself into one of leading matrix manufacturers with 18 branches in China. We have 20 years of experience in designing and researching in video surveillance field. We specially focused on designing and producing high qualified HD matrix switcher. Our product compatibility enabled us to offer second development port or SDK for interconnection and communication from the 3^rd party equipment or platform from almost 70 companies.

1. Does the product come with the cables or do they have to be ordered seperately?

All of the devices are assembled with cable and power adapter.

2. Are you a trade company or manufacturer?

We are a professional manufacturer and also a trade company.

3. What is your advantage in this field?

We have been designing & producing matrix switcher, keyboard controller and other surveillance system related products for almost 20 years in China. The compatibility & quality of our products is assured.

4. Can you design product with special functions for me?

We are professional OEM/ODM manufacturer, we are able to design the product according to your requirement as possible as we can.

5. If I am not clear about how to use the products, what should I do?

Each of our products has a manual, our professional after-sales team will support you in 24 hours if you have any question.

With years of export experience along with excellent quality, advanced services and competitive prices, PEARMAIN has won numerous customers' trust and support.

All packages are well protected in the cartons, so the products can be protected from damages.

Time of shipment ranges 5-7days according to different places.

For big orders, we will arrange Air Cargo or Ocean Freight with low delivery cost. Also, we can ship out with your specified shipment agent.