Catalog excerpts
VOIP KNZD-58 Video Door Phone DESCRIPTION ITEM NO.ZD058V0012 1. Robust aluminium alloy die-cast body stainless steel face plate. 2. Waterproof rating IP55 dust proof. 3. Supper good sound clarity during conversation. 4. Support one way video call, video uploading(customized). 5. Lightening protection to ITU-T recommendation K.21. 6. DC12V power supply, support password, fingerprint to open the door. 7. Temperature range from -40 degree to +70 degree. 8. Support standard Session Initiation Protocol(SIP), RFC 3261. 9. Calling indoor extension for two-way conversation. 10. Support echo cancellation, with HD camera. 11. Remote software upgrade, configuration and monitoring. 12. Built-in dynamic noise reduction, to achieve high-quality voice communications. 13. Optional 7 minute time out to release the line if the other hand hang up. (This function upon buyer’s requirement.) 14. The front panel in electrophoresis process finish no fingerprint, resistant to corrosion. 15. Application: Metro, railway, LRT, speedway, bank, school, university, hotel, clean room, elevator, door phone etc. SPECIFICATION Camera: Image Sensor:OV9712 Field of view:150° horizontal *Opposite 170°
Open the catalog to page 1Koon 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...
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