TOA's SP-11NPS-QAM is a VoIP phone paging module supported SIP (Session Initiation Protocol) with Auto-answer function. It can be connected with IP network and directly registered as one SIP phone station on various management software of SIP server. It also has VOX and mute functions designed for use with TOA’s 9000M2, 900, 700 and BG series amplifiers. 5 contact ouputs can be activated by keypad operation on any phone in the system for paging zone selections, or triggering pre-recorded messages. Compatible with 9000M2, 900MkII, 700 and BG-2000 series. Includes AD-1210P power supply.