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Supports 2 lines, and 4 SIP accounts Essential IP Phone Dual 10/100Mbps with PoE , Supported GDMS , 5-way audio conference
Internet Telephony PBX System (500 SIP User Registrations)
Supports 2 lines, and 4 SIP accounts Essential IP Phone Dual switched auto-negotiation 10/100 Mbps Ethernet ports, Supported GDMS 5-way audio conferencing
4-Port FXO Module for IPX-2100, IPX-2200 and IPX-2500
In-wall Mounting Kit for GDS Series
Supports 2 lines, and 4 SIP accounts Essential IP Phone Dual switched auto-negotiation 10/100/1000 Mbps Ethernet ports, integrated PoE , Supported GDMS , 5-way audio conferencing
4-Port Life-Line Module for IPX-2100, IPX-2200 and IPX-2500 (2FXO + 2FXS)
3 lines, 6 SIP accounts , IP Phone Dual 10/100/1000Mbps with PoE , Supported GDMS , 5-way audio conferencing , 10 Paper BLF-Keys , 132 x 64 backlit LCD
4-Port GSM Module for IPX-2100, IPX-2200 and IPX-2500
IP PBX with T1/E1/J1;2FXS&FXO with Lifeline ; 2 LAN 10/100/1000M ; 200 Concurrent call , 200 Sip trunk
2 SIP Enterprise, 4 line IP Phone 10/100Mbps, 2.4inc LCD color with PoE + Adapter, cloud provisioning and centralized management, (GDMS)
