Nicsol SIP Door Entry System with 1 Relay to trigger electric door lock. This system should work with any vendor as long as vendor support open standard SI. Corded: All IP phones supporting SIP protocol should work.
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The Polycom SoundPoint IP 331 (Part number: 2201-12365-001) is a SIP protocol based IP phone. Designed with a large range of support in mind, the Polycom IP 331 is compatible with many hosted phone systems, SIP based phone systems, and even freeware Asterisk phone systems.
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You will see: Making calls at work will be an entirely positive experience in the future. Yealink W52P. Phone book capacity: 500 entries. Voice codec: G.711, G.723, G.726, lb. Fully factory reset and upgraded to the latest firmware.
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Yealink IP VoIP Desk Phone Handset (SIPT46S) used but in good condition.
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Upgrade your office communication with the BT SIP Phone T41P. Why Choose the BT SIP Phone T41P?. A practical choice for any professional setting! Compatible with various SIP platforms. Cost-effective solution for office communication.
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eBay