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HONGKONG KOON TECHNOLOGY LTD
Prison telephone system KNZD-53 VoIP

Prison telephone system KNZD-53 VoIP

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Prison telephone system KNZD-53 VoIP

Product catalog summary

Specifications:

Constructed with a stainless steel body, the device is vandal and tamper-resistant, designed for wall-mounted installation.
It has an IP55 waterproof and dustproof rating.
The device supports hotline calling without a keypad and features a magnetic reed hook-switch.
It includes lightning protection compliant with ITU-T recommendation K.21.
The handset is heavy-duty, hearing aid compatible, and equipped with a noise-canceling microphone and an industrial-strength armored cord.
Power options include Power over Ethernet (PoE) or DC12V, with a temperature operating range from -40°C to +70°C.
Features include echo cancellation, an adjustable ringer up to 80 dB(A) at one meter, and remote software upgrade, configuration, and monitoring capabilities.
An optional 7-minute timeout function is available to release the line if the handset is left off-hook.
The body has an electrophoresis process finish, making it fingerprint-resistant and corrosion-resistant.
Applications include banks, airports, prisons, schools, tunnels, metros, railways, LRTs, speedways, marine environments, ships, offshore locations, mines, power plants, and bridges.

Technical Details:

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 VoIP SIP Info (DTMF), RFC 2833 (DTMF) call control signaling.
Power specifications include PoE, IEEE802.3af, Class 0, and local power at 12VDC, with idle power consumption of 2W and a maximum of 10W.
Auxiliary contacts include 1 Aux Output with dry contact, rated for resistive load with specific voltage and current ratings.

Packing and Installation:

Unit size is 110x110x55mm with a net weight of 1.36KG.
Single packing box size is 310x170x140mm with a gross weight of 2KG, while a 6-piece packing box size is 640x360x430mm with a gross weight of 14KG.

Certifications:

RCM: AS/NZS CISPR 32, Australian communications: AS/CA S004, Australian Equipment-safety: AS/NZS 60950.1:2015, EMC: EN50121 (Railway application-Electromagnetic Compatibility).

Audio and Network:

Audio codes supported include G.711, G.722, G.729.
Network specifications include 10/100 BaseTX Ethernet, RJ45 connectors, Cat5e or better, and various IP and LAN protocols.
Programming and management features include non-volatile flash memory programming, configuration through Web GUI, DHCP and static IP, remote automatic software upgrade, centralized monitoring, and status LED.
Echo cancellation codes supported are G.167/G.168.

Catalog excerpts

VoIP KNZD-53 Hotline telephone DESCRIPTION ITEM NO.ZD0530022 1. Stainless steel body, vandal & tamper-resistant hardware, wall mounted installation. 2. Waterproof rating IP55 dust proof. 3. Without keypad, support hotline calling. 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 armored cord. 8. POE power supply or DC12V. 9. Temperature range from -40 degree to +70 degree. 10. Support echo cancellation, wall mounted type. 11. Enhanced adjustable ringer up to 80 dB (A) at one meter. 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. Body in electrophoresis process finish no fingerprint, resistant to corrosion. 15. Application: bank, airport, prison, school, tunnel, metro, railway, LRT, speedway, marine, ship, offshore, mine, power plant, bridge etc.

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Koon Technology The Global Leader In Industrial Communication VoIP SIP2.0 telephone DTMF dialing Hotline (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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