SIP single key intercom terminalSIP-911
User network emergency broadcast and two-way intercom for emergency help
1 sipsk account
1 programmable sipsk key
Answer automatically, or press to answer
Support sipsk V1 (rfc2543), V2 (RFC3261)
Support broadband g.722; Narrow band g.711u/a
Built in 5W speaker and microphone microphone
Wall hanging design, high-grade aluminum wire drawing panel, metal bottom box
Size: 100 * 162 * 30MM
User network emergency broadcast and two-way intercom for emergency help
1 sipsk account
1 programmable sipsk key
Answer automatically, or press to answer
Support sipsk V1 (rfc2543), V2 (RFC3261)
Support broadband g.722; Narrow band g.711u/a
Built in 5W speaker and microphone microphone
Wall hanging design, high-grade aluminum wire drawing panel, metal bottom box
Size: 100 * 162 * 30MM
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