About products and suppliers
924 4 channel multiplexer products are offered for sale by suppliers on Alibaba.com, of which radio & tv broadcasting equipment accounts for 4%, professional audio, video & lighting(old) accounts for 1%.
A wide variety of 4 channel multiplexer options are available to you, such as iptv system, tv head-end system and digital tv head-end system.You can also choose from udp, 4 channel multiplexer,As well as from adjustable, high quality 4 channel multiplexer, and whether 4 channel multiplexer is asi, cvbs, or rj45.