基本特性 | ? GSM: 850/900/1800/1900MHz ? A-GPS/ GPS/BDS/GLONASS ? LCC+LGA: 18.7 x 16.0 x 2.25mm ? Operating temperature: -40℃ ~ +85℃ ? Storage Temperature: -45 ℃~ +90℃ ? Operating Voltage: 2.8V~3.6V, Typical 3.3V ? AT Command Set: FIBOCOM proprietary AT commands/GSM 07.05/GSM 07.07/GSM 07.10 ? TX Power: 850/900 MHz:33dBm±2dB 1800/1900 MHz:30dBm±2dB ? RX Sensitivity: 850/900MHz: -107.5 dBm 1800/1900MHz: -107.5 dBm |
接口 | ? SIM Card: 1.8V/3.0V x 1 ? UART x 4 ? ADC x 1 ? GPIO ? Antenna: GSM & GNSS | |
認證 | ? CE-RED/RoHS ? SRRC/NAL/CCC | |
傳輸速率 | ? Multi-slot class 12 ? GPRS: Max 85.6Kbps (DL)/85.6Kbps (UL) ? Coding Scheme CS1-CS4 | |
功能 | ? TCP/UDP/HTTP(S)/FFS/SSL/TLS/PPP/MQTT/ FTP/NTP/PPP/Cell ID/LBS ? GNSS ? DFOTA ? OpenCPU |