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HONGKONG KOON TECHNOLOGY LTD
Public telephone KNZD-27 VoIP

Public telephone KNZD-27 VoIP

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Public telephone KNZD-27 VoIP

Product catalog summary

Specifications:

Constructed with a cold-roll steel body, featuring vandal and tamper-resistant hardware for durability and easy installation.
Waterproof with an IP55 dustproof rating.
Equipped with a full keypad with memory, supporting a 10-button programmable telephone and free dial functionality.
Includes a magnetic reed hook-switch and lightning protection compliant with ITU-T recommendation K.21.
Features a heavy-duty handset with a hearing aid compatible receiver and noise-canceling microphone, connected via an industrial-strength metal cord.
Powered by POE or DC12V, with a SUS keypad that is waterproof and dustproof.
Operates in temperatures ranging from -40°C to +70°C and supports echo cancellation.
Allows for remote software upgrades, configuration, and monitoring, with an optional 7-minute timeout feature.
Powder-coated in UV-stabilized polyester finish, available in gray white, blue, red, and supports OEM.
Optional reflective label for easy identification at night.
Applications include prisons, banks, airports, schools, metro and railway stations, LRT, hotels, supermarkets, and pedestrian areas.

Technical Specifications:

VoIP SIP2.0 telephone with DTMF dialing, MTBF of 100,000 hours, and MTTR of 2 hours.
Supports full duplex 2-way hands-free communication and various call control signaling protocols.
Power options include Power over Ethernet (IEEE802.3af, Class 0) and local power (12VDC, Idle 2W, Max 10W).
Auxiliary contacts with specific load ratings and switching capabilities.
Unit dimensions: 280x210x60mm, weight: 2.6KG, with specific packing details for shipping.

Certifications:

RCM: AS/NZS CISPR 32, Australian communications: AS/CA S004, and Australian Equipment-safety: AS/NZS 60950.1:2015.
EMC: EN50121 for railway application electromagnetic compatibility.

Audio and Network:

Audio codes supported: G.711, G.722, G.729.
Network capabilities include 10/100 BaseTX Ethernet, RJ45 connectors, and compatibility with Cat5e or better.
Supports various IP and LAN protocols, including PoE, WLAN, and network access control.
Programming through non-volatile flash memory and configuration via Web GUI.
Management features include DHCP and static IP, remote software upgrades, centralized monitoring, and status LED.
Echo cancellation codes: G.167/G.168.

Catalog excerpts

VoIP KNZD-27 Wall Mount Telephone DESCRIPTION ITEM NO.ZD0270022 1. Cold-roll steel body, vandal & tamper-resistant hardware, easy installation. 2. Waterproof rating IP55 dust proof. 3. Full keypad with memory, 10 button programmable telephone, support free dial. 4. Magnetic reed hook-switch. 5. Lightening protection to ITU-T recommendation K.21. 6. Heavy duty handset with hearing aid compatible receiver, noise canceling microphone. 7. Handset with industrial strong metal cord. 8. POE power supply or DC12V powered. 9. SUS keypad keep waterproof and dusty proof. 10. Temperature range from -40 degree to +70 degree. 11. Support echo cancellation. 12. Remote software upgrade, configuration and monitoring. 13. Optional 7 minute time out to release the line if the handset is left off hook. (This function upon buyer’s requirement). 14. Powder coated in UV stabilized polyester finish, gray white, blue, red, support OEM. 15. The housing covered with a layer of reflective label for easy identification at night. Optional 16. Application: Prison, bank, airport, school, metro, railway station, LRT, hotel, supermarket and pedestrian areas in cities etc.

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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) Power:Power over Ethernet, IEEE802.3af, Class 0 Local power, 12VDC,Idle 2W, Max 10W Auxiliary Contacts:1 Aux Output, dry contact Contact Ratings. Load: Resistive load Rated load:0.3 A at 125 VAC; 1 A at 30 VDC Rated carry current:1A Max.switching voltage:125 VAC,60VDC Max.switching current:1A Audio Codes:G.711, G.722, G.729 Network:10/100...

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