sim908 AT 命令集 V1.01. sim908是是一款集成GPS导航技术的四频GSM/GPRS模块。 -SIM908 AT Command Manual V1.01.SIM908 module is a complete Quad-Band GSM/GPRS module which combines GPS technology for satellite navigation.

SLM210 is a quad-band GSM/GPRS module with a self-contained GPS receiver.

GU600是一款内嵌高灵敏度 GPS 功能的 GSM/GPRS 模块,可同时支持双频段或者四频段制式,有更小的体积,可以进行板级,开发所需sdk-GU600 is a high-sensitivity GPS functionality embedded GSM/GPRS module, which can support dual-band or quad-band format, with a smaller footprint and can be board-level, develop

GSM/GPRS RS232 Modem board rhydoLABZ is built with SIMCOM SIM900 Quad-band GSM/GPRS engine.-GSM/GPRS RS232 Modem board rhydoLABZ is built with SIMCOM SIM900 Quad-band GSM/GPRS engine.