... 2.HSDPA/HUSPA TCP/IP Modem 3. high-powered RISC CPU 4. real time operating system. cdma fixed wireless terminal cdma fixed wireless ... terminal, gsm sim box gateway, sms sender, wireless pbx, cdma huawei, wireless fax machine, ... , electric power system, post and weather fields.Wireless SpecificationUMTS/WCDMA/HSDPA/HSUPA 850/900/1900/2100MHzQuad-band ...