Robust indoor intercom KNZD-06 VoIP
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Catalog excerpts

Robust indoor intercom KNZD-06 VoIP - 1

HONGKONG KOON TECHNOLOGY LTD The Global Leader In Industrial Communication VoIP KNZD-06 Emergency IntercomDESCRIPTION ZD0060022 1. Stainless steel 304 body, vandal & tamper-resistant hardware, easy installation. 2. Waterproof rating IP55 dust proof. 3. Metal keypad keep waterproof and dusty proof. 4. Stainless steel button, built-in 3w loudspeaker. 5. Lightening protection to ITU-T recommendation K.21. 7. Temperature range from -40 degree to +70 degree. 8. Support echo cancellation. 9. Remote software upgrade, configuration and monitoring. 11. Optional 7 minute time out to release the line if other side not hang-up. (This function upon buyer's requirement). 12. Body in electrophoresis process finish no fingerprint, resistant to corrosion. 13. Application: Metro, railway, LRT, speedway, bank, university, hotel, clean room, elevator etc.

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Robust indoor intercom KNZD-06 VoIP - 2

Koon Technology The Global Leader In Industrial Communication VoIP SIP2.0 telephone DTMF dialing Free dial(maximum length of each number is 16 digits) Communication: Full duplex 2-way hands-free communication Call Control Signaling:VOIP SIP Info(DTMF), RFC 2833(DTMF) Audio Codes:G.711, G.722, G.729 Network:10/100 BaseTX Ethernet, RJ45 connectors, Cat5e or better IP Protocols:IPv4, TCP, UDP, TFTP, RTP, RTCP, DHCP, SIP LAN Protocols:Power over Ethernet(PoE,802.3af), WLAN(IEEE 802.3af), Network Access Power:Power over Ethernet, IEEE802.3af, Class 0 Local power, 12VDC,Idle 2W, Max 10W Auxiliary...

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