The product is a network active ceiling speaker that supports the network PA/intercom system, support for international standard SIP protocols, can accept PA and calls from the LAN/WAN, quickly place the place you need with just one network cable(PoE). Wide sound diffusion angle, and easy to install, which can super reproduce the voice and the music.
Features - 10/100M self-adaptation, support DHCP/static IP, support LAN and WAN. - Support SIP2.0 (RFC3261) and related RFC. - Support narrow band coding: G.711a/u; wide band coding: G.722. - Support audio format: MP3, WAV, FLAC. - Can play the background music, emergency paging and alarm signal from the system - host. - 6.5ʺ full-range unit, with magnetic circuit encapsulated