Detailed Introduce： 
                        DIP type board-to-board connector suit for vehicle application 
                        Customized MMI and keypad/LCD support 
                        An embedded Powerful TCP/IP protocol stack

General features: 
                        Tri-Band GSM/GPRS 900/1800/1900MHz or Quad-Band GSM.GPRS              
                        850/900/1800/1900MHz 
                        GPRS multi-slot class 10/8 
                        GPRS mobile station class B 
                        Compliant to GSM phase 2/2+ 
                        – Class 4 (2W @ 900MHz) 
                        – Class 1 (1W @1800/1900MHz) 
                        Dimensions: 50mmx33mmx6.2mm 
                        Weight: 13.8g 
                        Control via AT commands (GSM 07.07, 07.05 and SIMCom enhanced AT
                        Commands) 
                        SIM application toolkit 
                        Supply voltage range 3.4V - 4.5V 
                        Low power consumption 
                        Normal operation temperature: -30°C to +70°C 
                        Restricted operation temperature: -35°C to +80°C 
                        Storage temperature: -40°C to +85°C
Application： 1:Vehicle carries and ship carries security monitoring machine 
                          2:Long-distance monitor 
                          3:Data acquisition 
                          4:The wireless water, the electricity, the gas copy

support:The company may provide the vehicle  carries security, the vehicle to carry the guidance box plan.