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W-PA SIP Paging Gateway is used for integration of loudspeakers and/ or MICs with your network using SIP. It includes SIP agent with build-in audio output to connect external loudspeakers and build-in audio input to connect external MICs. It can also act as a relay for activating doorphone buttons door release switches or door locks via 1 embedded short-in detect port and 1 short-out control port (See Appendix 1 for more information).
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