Voice: Double channels and High-quality voiceSMS: Support TEXT and PDUData: Support internal TCP/IP stack; maximum up-link data rate 42.8kbps, maximum down-link data rate 85.6kbps.Frequency: GSM
850/EGSM 900/DCS 1800/PCS 1900
MG3006 modules is a type of GSM / GPRS wireless module supports Quad Band, with abundant voice, SMS, data service and so on.