Being supported by an state-of-the-art and skilled IT team, we could supply technical support on pre-sales & after-sales service for 16 Channels, Digital Tv Headend , Digital Catv Modulator , Modulator Catv Analog ,GG-16 16 in 1 CATV Fixed channel headend modulator . We maintain timely delivery schedules, innovative designs, quality and transparency for our customers. Our moto is to deliver quality products within stipulated time. The product will supply to all over the world, such as Europe, America, Australia,Swedish , Karachi ,America , Sri Lanka .We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information and we will offer you competitive price list then.