The problem of 40% return loss in the current system has been improved through the continuous research of the technical department.Basically solve the problem of signal interrupt when the network cable is in use. Faster transmission efficiency can avoid the delay phenomenon in the picture transmission, and ensures that there is no delay in playing games during live and working. High - end precision instruments are used for conducting tests, and the conducting impedance is controlled within the standard range.

1. Why do we choose SHANG WEN supply?
A: We promise:All of our products are power regulated.The output voltage and current are true one.all with good quality and competitive price.We assure you timely delivery by keeping 80% standard products inventory and best after-sale service.All have done 100% long time ful-load aging test/ burn-in test before shipment.

2. What is the applicable range of this product?
A: Suitable for fixed & rental installation display screen, stage lighting and sound, security, new energy, medical etc.

3. Can your products pass CE/ROHS certificate?
A:Yes,our products meet the industrial standards,like:CE/UL/RoHS/CCC.

4. Accept sample order ?What is your minimum order quantity?
A:Trial order or sample order is accept,but same cost as bulk.

5. What are the shipping ways you can offer?
A: By air/sea according to customers'requirements.

6. Do your products come with warranty?
A: Yes,we promise 1-3 year warranty according to different model.