general features ? quad-band lte-fdd b2/b4/b5/b17 ? dual-band umts/hsdpa/hspa+ b2/b5 ? control via at commands or gobi api ? supply voltage range: 3.4v~ 4.2v ? operation temperature: -40℃ to +85℃ ? dimension: 30*30*2.9mm ? weight: 5.8g ? lte-fdd/rel-9 cat3 ? hspa+ dc-hspa+,rel-10 hspa+ ? gnss gpsone gen 8b;standalone;assisted,xtra specifications for data transfer ? lte - uplink up to 50mbps, - downlink up to 100mbps ? hspa+ - uplink up to 5.76 mbps, - downlink up to 42 mbps ? umts - uplink/downlink up to 384kbps ? csd - wcdma data rate 57.6kbps - wcdma 64kbps csd for video call other features ? usb driver for microsoft windows 2000/xp/vista/7/8 ? usb driver for windows ce/mobile ? usb driver for linux /android ? ril supporting for android/windows ce/mobile ? automatic installation ? linux api sdk ? firmware update via usb ? tcp/ip/ipv4/v6 multi-pdp,mt pdp ? ftp/ftps/http/https/smtp/pop3/dns/mms ? dtmf ? gobi sdk to the win7/win8/linux ? mbim to win8 ? source code of the pc manager of the device for reference interfaces ? usb2.0 ? uart ? sim card ? spi ? i2c ? constant current sink ? gpio ? adc ? pcm * ? sdio certifications ? fcc ? ptcrb ? ic ? at&t ? rohs (on going) ? reach (on going) ? rogers (on going)