VoIP KNZD-43A Robust Intercom DESCRIPTION ITEM NO.ZD43A0022 1. Robust aluminium alloy die-cast body stainless steel face plate. 2. Waterproof rating IP55 dust proof. 3. LED indicator for incoming call optional. 4. One button for emergency call, 3W loudspeaker with full metal keypad. 5. Lightening protection to ITU-T recommendation K.21. 6. POE power supply or DC12V powered. 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. 11. Remote software upgrade, configuration and monitoring. 12. Optional 7 minute time out to release the line if the other side hang up. (This function upon buyer’s requirement). 13. The front panel in electrophoresis process finish no fingerprint, resistant to corrosion. 14. Application: Vila, bank, hotel, school, parking lot, door gate, metro, railway, LRT, speedway, university, elevator etc.

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...