AT&T SIERRA 885 USBConnect Mercury gsm Un-locked

Technical SpecificationsDimensionsWeight1.2 ouncesSize (inches)2.6 x 1.0 x 0.7 inchesMemoryExpandable memory storage4 GBMemory formatmicroSD(TM)Wireless TechnologyGSM/GPRS850/900/1800/900 MHz3G850/1900/2100 MHzEDGE high speed data networkEDGE Class 12FeaturesInterface typePlug-and-Play USB deviceConnectivity technologyWirelessMax transfer rateTypically 700 Kbps – 1.7 Mbps download / 500 Kbps – 1.2 Mbps uplink*Cellular Enhancement ProtocolGSM/GPRS/EDGE, HSPACellular Enhancement ProtocolGSM/GPRS/EDGE UMTS/HSDPA/HSUPA*AntennaIntegratedAntenna QtySupported OSMicrosoft Windows Vista, XP, and 2000, Mac OS 10.4 or laterThe AT&T USBConnect Mercury has:USB connectionCompact modem plugs directly into your laptop’s USB port.Dual network coverageWorks seamlessly across AT&T’s 3G BroadbandConnect and EDGE networks to keep you covered.Expandable memoryIntegrated microSD card slot provides a portable file transfer and storage solution expandable up to 32 GB (cards sold separately).all sales are final on this device please be advisedAccording to thelatestannouncement, AT&T and Cricket Wireless will be blocking activations of this 3G devices starting January 19th, 2021. You may not able to use this device with AT&T or Cricket sim card.3GHigh-speed data (up to 1.7 mbps) access to email, the web and more (data charges apply)