... /900 /1800/1900 MHz With TCP/IP stack 16 SIM card slots USB 16-PORT GSM/GPRS MODEM POOL Product DescriptionUSB interface ... *120*130mmWeight: 3kgAccessories: 1 USB cable , 1 power cable, 16 antennas,16 earphones, CDSpecification for dataGPRS Class 10 max.85.6kbps(downlinkPBCCH ... GSM/GPRSPoint to point MO and MTSMS cell broadcastText and PDU mode Specification for Fax Group 3, class 1,2Specification for ...