GSM-GPRS device design time can be reduced with the mikroC PRO for 8051 compiler, Easy8051 v6and SmartGM862. 

It includes an Easy8051 v6 Development System,mikroC PRO for 8051,SmartGM862 Board,Telit GM862-QUAD GSM module,MMCX-SMA Cable,GSM antenna SMA right angle BGSM,GSM Antenna SMA straight male (Cable length: 2m),2x16 LCD and DS1820 temperature sensor,Graphic LCD 128x64 with TouchPanel,Serial Cable,USB cable,Printed manuals,CD with software, drivers, board schematic and examples.