Compatible with ModBus and Webservice. 3 modes: - Server: audio in, music player and programmer. - Client: music player, Air play, DLNA, Multicast programmer, audio link and VoIP-SIP. - PBX: IP PBX (Asterisk). Allows message priority over music. 8 control inputs and 8+1 output relays (NO/NC/COM) voltage free. Audio input and output with XLR connector or PIN strips. Internal memory in a 6 Gb network hard drive for audio and files. Remote control with smartphone, tablets and PC. Configuration through web page. RJ45 Ethernet connection at 10/100 Mb speed. USB 2.0 connection. 15 Vdc or PoE IEE 802.3af class 3 power supply with ref. 1112. Standalone clock included, updates available through IP network. Firmware with upgrades available. Finish: aluminium.