Specifications 1.Based on Wavecom module Q2687(with EDGE) 2.850/900/1800/1900MHz 3.RS232 /RS485 4.Embedded TCP/IP protocol station.GSM/GPRS Based on 850/900/1800/1900 Mhz: GSM, SMS, CSD, GPRS, EDGE FR/HR/EFR/AMR Supplied with Internet plug-in software key. Internet plug-in software key is comprised of TCP/UDP/FTP/HTTP/email components. Key features: Quad-band GSM/GPRS/EDGE communications on the 800, 900, 1800 and 1900MHz bands Programmable ARM9 32-bit processor at 104MHz Advanced audio features Up to 44 GPIOs Compact size, just 40 x 32.2 x 4mm Automotive-grade Footprint compatibility with entire Q Series of intelligent embedded modules