Bids Are Invited For Purchase Of Telephone Equipment.

Hybrid Telephone Exchange (Pabx). Specifications: Cpu, I/O Interfaces:1 Lan Port And 1 Wan Utp Fast Ethernet Rj45 10/100 Mbps;1 Usb Type A Port – Compatible With Usb 1.0/2.0 1 P2 Port (Aux1); Aux1 External Music Or Person Search 1 Micro Sd Card Port; 2 Leds, One To Indicate Equipment Status And The Other For Codec; 120 O;Line Signal Coding: Hdb3;Gsm/3G¹ Interface:2 Gsm 3G Ports (Gsm/Umts/Hspa);Operating Frequencies: 850, 900, 1800, 1900 And 2100Mhz;1 Female Sma Connector For External Antenna Connection;2 Connectors For Connecting Micro Sim Cards; (Excellent); Between -76 And -90 Dbm (Good); Between -91 And - 102 Dbm (Bad); Below -102 Dbm (No Signal);Analog Extension Interface: 1 Rj45-4 Connector Extensions Per Connector;Average Current In Extension: 22 Ma.;Maximum Current Supplied By The Source To Extensions: 2, 6 A;Extension Power Supply: -24 V;Line Range: 1100 Ohms (Including The Telephone);Extension Interface Mixed: 1 Rj45 Connector – 4 Extensions Per Connector: 1 Digital Extension Connector, 3 Analog Extension Connectors For Digital Extensions: Branch Current Off Hook 40 Ma And On Hook 28 Ma; Analog Trunk Interface: 1 Rj45 Connector (2 Trunks Per Connector); Dialing: Decadic (Pulse) Or Multifrequency (Tone); Line Range: 2000 O; Voip Interface: Sip 2.0 Communication Protocol; Codec 60 (50 Channels) And Icip Codec 30 (10 Channels): Licenses Released By Hardware Key; Micro-Sd Card Slot; Connection: Micro-Sd Card (Type Sdhc Or Sdxc, Class 10 Or Higher); Usb Type A 1.0 / 2.0; Fast Ethernet Rj45 10/100 Mbps;Voice Coding:G.711 Pcm (A/U-Law, Fixed Telephone Devices. Specifications: 3 Flash Functions, Redial/Redial And Mute/Mute;3 Ringer Volumes;2 Ringer Timbres;Table And Wall Positions;Technical Characteristics;No Energy Consumption;Dimensions Approximate: 187 X 137 X 90Mm;Flash Duration: 300 Ms;Line Signaling: Pulse And Tone;