Our valuable clients can avail from us a broad assortment of IP PBX Systems. This stylish and economical ranger of systems are designed with technological advancements using high quality raw material. Offered systems are extensively demanded in the industry owing to their clear communications and longer service life characteristics. These systems are used for connecting companies telephone extensions to mobile networks as well as outside public telephone network. Our offered IP PBX Systems are available in various models as per the specific needs of clients. Products Features:MultimediaExcellent CommunicationLight WeightElevate DurabilityExcellent Performance Long Service LifeUnique DesignEasy InstallationTrouble Free Functionality Products Specification: Network ACOM508G-32: GSMACOM508W-32: GSM/WCDMA ACOM508C-32: CDMA Number of Channels 8 channels 32 SIM cards and 4 SIM cards per channel rotation using Frequency ACOM508G-32: 850/900/1800/1900MHzACOM508W-32: 850/900/1800/1900/2100MHz ACOM508C-32: 450Mhz or 800Mhz or 800/1900MHz optional Call Control Protocol SIP Voice CODECs G.729A G.723.1 G.711 a/ulaw Network Protocols IPv4 TCP UDP PPPoE DHCP DNS NAT Telnet HTTP FTP TFTP Configuration and Management Web-based GUIConsole telnet command lineCentralized network management Firmware Update Local file FTP TFTP and HTTP Message Features SMS batch receiving/sending AT command compatible Telephony Features Hot-line callDial planSpeed dialPhone bookCDRWhite list Telephony Signaling DTMF tone dectection/generationDTMF relay: in-band RFC 2833 and SIP infoCall forward: unconditional no answer and busyN-way conferencingMobile Number Portability Voice Quality Echo cancellationSilence suppression(voice activity detection comfortable oise generation)Adaptive jitter buffer Number of Ports 1 WAN 10/100Base-T ethernet(RJ-45 connector)1 LAN 10/100Base-T ethernet(RJ-45 connector)1 console(RS-11 connector) LEDs 1 power and 4groups of signal strength and running indicator Power Supply 100-240VAC 50 - 60 Hz Dimensions Rack mountable 1U chassis(compatible with 19" Rack)Width: 482mmHeight: 44mmDepth: 210mm Weight 2.5kg Operation Environment Operating temperature: 0 - 50COperating humidity: 10 90%