HD digital Keyer mix KEY and FILL signal

Hunan Shuangln Electronic Technology Co., Ltd. was officially approved and registered by the government, which is specialized in researching and developing television and broadcast products, has more than 18-year of experience on product research and production, and keep on booming during this period. Headquarter is located in the High-tech zone, which is the high and new technology industrial center in Changsha. It has a research and development team of more than 60 professors, doctors, masters and engineers, and constantly develops new products and improves product quality to satisfy customers' ever-changing requirement. Its main products include all kinds of analog/digital audio products, and all kinds of analog/digital video products, for example, audio and video recording, editing, broadcasting, storing, and controlling systems as follows: Digital Video Recording, Editing, Storing, Broadcasting, Monitoring and Controlling Networks. Digital/Analog Video Equipment Virtual background & Virtual Studios Multi-Channel Television Measurement, Monitor, Analysis and Control Systems Over Control Systems for Television Stations Digital Audio Recording, Editing, Storing, Broadcasting, Monitoring, and Control Networks Digital/Analog Audio Equipment Audio Auto Broadcast Systems Over Control Systems for Audio Studios Multi-Channel Audio Measurement, Monitor, Analysis and Control Systems Due to their high quality and competitive prices, the products are quite popular all over the world. They have more than 3000 clients from TV stations and over 2000 from Radio stations in domestic market. And keep growing fast in international markets. Hunan Shuangln Electronic Technology Co., Ltd. was officially approved and registered by the government, which is specialized in researching and developing television and broadcast products, has more than 19-year of experience on product research, production and integration, and keep on booming during this period. Headquarter is located in the High-tech zone, which is the high and new technology industrial center in Changsha. It has a research and development team of more than 60 professors, doctors, masters and engineers, and constantly develops new products and improves product quality to satisfy customers' ever-changing requirement. It has its own professional production & installation& inspection team to ensure the quality of products and projects. Its main products include all kinds of analog/digital audio products, and all kinds of HD/SD video products, for example, audio and video recording, editing, broadcasting, storing, monitoring and controlling systems as follows: Digital/Analog Audio Equipment include Digital Audio Live Broadcasting Mixer, Audio Automotive Gain Controller, Audio Loudness Controller, Broadcast Time Delay, Telephone Hybrid, Audio Switcher, Audio Intelligent Emergency/Backup Switcher, Audio Matrix Switcher, Audio Distributor, Audio Balance Unbalance Converter, Analog Digital Converter, Audio Transmission Over IP/Cobranet/3G,Etc. Digital/Analog Video Equipment include HD/SD Video Switcher, Video Backup Switcher, Video Matrix Switcher, Loudness Controller, Embedded Audio Processor, Video Frame Synchronizer, Video& Audio Embedder, De-Embedder, Keyer, Logo Generators ,Logo Generator & Keyer, Logo& Title Inserter, Sync Generator, Etc. Digital AUDIO/VIDEO Recording, Editing, Storing, Broadcasting, Monitoring, And Control Network. Audio Auto Broadcast Systems. Virtual Studios .Over Control Systems For Studios. Multi-Channel Audio/Video Measurement, Monitor, Analysis Systems. GPS Timing Systems, MAM (Media Asset Management), News Script Management. Advertisement Management. Due to their high quality and competitive prices, the products are quite popular all over the world. They have more than 3000 clients from TV stations and over 2000 from Radio stations in domestic market. And keep fast growing in international markets.