Functioning as Ethernet audio bridges, EtherSound ES80ut offer an easy and affordable way to install and distribute up to 64 channels of high-quality audio using standard Ethernet switches and CAT5 cabling.EtherSound ES8in transforms up to eight analog audio signals into as many EtherSound channels and inserts them into an EtherSound network, while EtherSound ES8out extracts up to eight digital audio channels from the network and transforms them into analog audio signals for playback. The network set-up is as easy as plugging in an Ethernet cable. System set-up, control and re-configuration are operated remotely via straightforward PC software. No specific IT expertise is required.