Characteristics of MRV300-1 NOVASTAR LED Controller of LED Display:
Single card outputs 16-group of RGBR 'data, can be extended to 32-group;
Single card outputs 20-group of RGB data;
Single card outputs 64-group of serial data, can be expanded to 128 -group;
Single card support resolution 256x128,200x200;
Support configuration file readback;
Support program copy;
Support temperature monitoring.
Support Ethernet cable communication status detection;
Support power supply voltage detection;
Support high gray scale and high refresh rate of most type of drive IC;
Support low brightness and high gray scale mode of common drive IC or drive IC with current gain;
Support pixel by pixel brightness and chromaticity calibration. Brightness and chromaticity calibration coefficients for each LED;
Support pre-store picture setting;
Comply with EU RoHs standard;
Comply with EU CE-EMC standard;
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.)..
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item..
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations..
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound..
1)Strong technical background. Eager-LED.com belongs to EagerLED, a professional LED screen manufacturer in Shenzhen China. EagerLED’s engineers are well experienced in all kinds of LED controller card configuration and operation and producing and using LED screens.
2)No MOQ request on all our products. You can buy even one sample to test our products before placing bulk orders.Many other suppliers have strict MOQ request,which is not convenient for buyers.
3)Quick and safe payment. You can pay by credit card through Paypal, which offers complete buyer protection and avoids having to share any of your financial information.
4))Good quality control. Our technicians inspect all the products earnestly before packaging.
5)Long warranty period. All LED controller products you buy from Eager-LED.com are under two years warranty. You can send the defective products back to us for repair during the warranty period, and we will repair them and send back to you. The shipping cost is afforded by sender.
6) Good support from our English-speaking engineers. Before and after sales, you can get full support from our engineers, who are proficient in English.