1. T1811 is an IP terminal , it’s easy to be connected intoLAN or internet with its convenient HUBfunction.2.sever LED andnetwork LED indicating the communication state between other IP devices and server.3. T1811 can play the digital network audio from server, and it also allows IP audio matrix (D1822) to diliver audio data directly to it without the support of server.4. T1811 is controlled by sever, more importanly, it also allowsIPpaging orintercom system (D1828) and IPfire alarm matrix(D1812) to control it directly without the support of sever, this unique function makes a faster and more reliable reaction to emergency.5. With IP audio channel selector(D1829), user can select any audio channels fromsever or IP audio matrix.6. 1 AUX input, 1 MIC input with mute function.7. Master volume control and individual volume control for AUX and MIC, treble and bass control.8. 25W power output.9. Auto standby function.