| Specification |
Port Number: >128;
Single Set of User Capacity: 20, 000 (Max. 20,000 IP Users/Simulated Users);
Terminal Type: Analog Phones, IP Phones, Video Phones, Soft Termi;
Trunk Interfaces: Maximum 36CH FXO, 4e1/T1, 4bri;
Signaling Protocol: Pri,Qsig,Ss7,R2,SIP,Bri;
The Number of Meeting Channels: Maximum 120 Participants, up to 60 Venues, and up;
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Type: Internet Connect;
Port Number: >128;
Transmission Mode: Full Duplex/ Half Duplex;
Transmission Rate: 10/100mbps;
Structure of Port: Modular PBX;
Information Transmission Method: Digital;
Connection Mode: Air Connection;
Application: Universal Type, Special Type;
Scope of Cover: WAN PBX;
Brand: Qqchinapa;
Mic: Paging;
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Type: Digital PBX;
Port Number: >128;
Transmission Mode: Full Duplex;
Structure of Port: Modular PBX;
Information Transmission Method: Simulation;
Connection Mode: Air Connection;
Application: Universal Type, Special Type;
Model: CDX-D256;
Type 1: Digital PBX;
Capacity: 8 to 128 Co Lines, 16 to 1024 Extensions.;
Co Line Ports: 8 Co Lines Per Co Card;
Extension Ports: 16 Extensions Per Extension Card;
Private Account Roaming: Yes;
Call Duration Control: Yes;
Auto IP Dialing: Yes;
Multiple Dial-out Modes: Yes;
Management Center Software: Yes;
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Marine Class a AIS: Marine Class a Automatic Identification System AIS;
Frequency: 156.025 ~ 162.025MHz;
Default Channel: CH2087, CH2088;
DSC Channel: CH70 (156.525MHz);
Tx Power: 12.5W (High) / 1W (Low);
I/O Interface: Input RS-422X3, Outpt RS-422X4;
Power Supply: DC24V(12~38V);
Size: 81(H) X 174 (W) X 257(D) mm;
Weight: Abt 3kg (Transponder);
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Type: Pabx Telephone System;
Port Number: 8~16;
Transmission Mode: Full Duplex;
Transmission Rate: 10/100mbps;
Structure of Port: Modular PBX;
Information Transmission Method: Simulation;
Connection Mode: Time Connection;
Application: Universal Type;
Brand: Excelltel or OEM;
Multiple Communication Paths: 7;
PC Billing Software Management: Optional;
Keyphone: Yes;
Door Lock Opener: Two;
Lightning Detection: Enhanced;
Real Time Clock: Yes;
External Music on Holding: Yes;
Caller ID: External /Transfer /Intercom;
PC Ogm Download: Yes;
Fax Detection: Yes;
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