... Coding scheme: CS-1, CS-2, CS-3 and CS-46. CSD transmission rates: 2.4, 4.8, 9.6 ... Unstructured Supplementary Services Data (USSD) support8. Compliant to GSM Phase 2/2+9. Class 4 (2W) at EGSM 90010. Class 1 ... power jack Reset button: restore the router to its original factory default settings6. Power supply:Standard power supply: DC ... OS, such as WINDOWS, LINUX, SCO UNIX etc. 2.5G GPRS Industrial Routers