Tri-band UMTS 850/1900/2100MHz Quad-band GSM/ EDGE 850/900/1800/1900MHz operation Data, SMS, MMS

Tri-band UMTS HSDPA Modem - Huawei 1831

Huawei original, 100% unlocked and brand new

Tri-band UMTS 850/1900/2100Mhz + 21Mbps HSDPA Service + Micro SD Card Slot

Tri-band UMTS 850/1900/2100MHz

Quad-band GSM/ EDGE 850/900/1800/1900MHz operationData, SMS, MMS function

Accessing E-mail and browsing WEB

MicroSD memory expansion

Zero install softwareSpeed:High speed transmit rate(Downlink 21Mbps /Uplink 2Mbps)OS: Windows 2000, Windows XP, Windows Vista and Mac Operating Systems

Huawei 1831