Shenzhen Etross Telecom Co., Ltd.  

Product Name: 4 Ports 4sims GSM Gateway with Low Lost Routing Model NO.: ETS-4S/O Condition: New Certification: CE, RoHS Usage: Voice Call Type: GSM Model Number: Ets-4s FXS Rj 11 Port: 4 PSTN FXO( Optional): 4 Reversal Polarity: Support Dtmf or Fsk Caller ID: Support Pin/SIM Card Lock: Support Polarity Reversal: Support Trademark: Netrual or OEM Transport Package: 8PCS Per Carton, 16kg Origin: China Product Description 4 Channels 4 sim card GSM FWT for pabx with DTMF Caller IDCan make GSM network + PSTN landline calls automaticallyCarry 4 GSM FXS+ 4 FXO PSTN Port with Low cost routing function3G WCDMA OptionalMain advantage/features:simcard:4Requency: GSM 850/900/1800/1900MHZ quad bandInterface: 4 FXS GSM+4 FXO PSTNImei changer:supportLCR(Lowcostrouting):supportSMS Remote manager:supportlocknetworkoperator:supportLock sim card: supportNumberchanging:supportFXO escapes: supportIP auto: supportGood compatibility to any PABXAuto routing from GSM-PSTN or PSTN-GSMDescription:ETS-4Sisourcompanyresearchesanddevelopsmostnewly4roadFXS(GSM)/4roadFXO(PSTN)FWTProduct.ETS-4Sis a GSM to Analog Converter, the device can produce a FXS line to allow a regular phone to be connected and used just like a local landline(PSTN) except your calls will go out the GSM network. This device can both receive and make calls.The main application is: Connecting the RJ-11 FXS line to VoIP gateway such as Clarent, Cisco, Quintum or Vocaltech etc. to realize VoIP call termination. It is not a VOIP gateway, It is a GSM Fixed Wireless Terminal that produces a Analog FXS phone line.FeaturesandFunctions:1)Itisa4channelsGSMGatewaythathas4portsFXSinterfaces.2)Itcanconnectwithordinarytelephoneset,PBX,VOIPGateway,Billingmeteretc.3)Dialingtonefrequency:450hz4)EmployIndustrialmoduletomake 5)Canadjustdialintervalfrom0.5secto9secsbysettingupfromtelephoneset 6)Canadjustvoicevolumebysettingupfromtelephoneset 7)SIMcardsupported(1.8V,3V)8)CallerIDdisplay9)DTMFDialing10)Bellsignal11)Polarityreversal12)TheRJ-11socketwhichconnectthephoneorbillingsystemformeteringpurpose13)Antennasocket(SMA)14)IPPresetting.15)WorkingstatusandSignalStrengthbyLEDindicator 16)IMEIChange(optional)