Ningbo Putian Communication Technology Co., Ltd3、Performance Indicators for all kinds of channelPerformance Indicators for GSM channel ModuleBasiccharacteristics Description remarkSignal System GSM DefaultConfigurationFrequency band 850/900/1800/1900MHzTransmit PowerClass 4 (+33dBm ± 2dB) for EGSM850Class 4 (+33dBm ± 2dB) for EGSM900Class 1 (+30dBm ± 2dB) for GSM1800Class 1 (+30dBm ± 2dB) for GSM1900Class E2 (+27dBm ±3dB) for GSM 850 8-PSKClass E2 (+27dBm ±3dB) for GSM 900 8-PSKClass E2 (+26dBm +3 /-4dB) for GSM 1800 8-PSKClass E2 (+26dBm +3 /-4dB) for GSM 1900 8-PSKDataTransmissionGPRS:Multislot Class 12Full PBCCH supportMobile Station Class BCoding Scheme 1-4EGPRS:Multislot Class 10Mobile Station Class BModulation and Coding Scheme MCS 1-9CSD:V.110, RLP, non-transparent2.4, 4.8, 9.6, 14.4kbpsUSSD:PPP-stack for GPRS data transferSMSMT, MO, CB, Text and PDU modSMS storage: SIM cardSupport transmission of SMS alterUser can choose preferred mode.SIM card Supported SIM card: 1.8V ,3VExternalantenna Connected via 50 Ohm antenna connector or antenna pad- 5 -