產品介紹：Tri-bandGSM900/DCS1800/PCS1900 Compact,high-performanceandcost-effective Totalcommunicationssolution --SupportsGSMdata,voice,faxandSMS --Providesoptionalservices,including:CallBarring, Multi-Partycalls,callingwaiting,callHold,Explicit CallTransfer ExcellentTechnicalSupport --FullTypeApprovalCertification --Referencedesign --Integration EasytoInstallandIntegrate --Providescompletedevelopmentkit --Variousconfigurationsforflexibilityandreliability 3Vand5VSIMSupport CompleteTypeApprovals:R TTE,GCF,ChinaTA