Unlocked, HUAWEI E3231Ws-1 dongle with 3 logo

Specification & Features:
* Manufacturer: Huawei
* Colour: Black
* UMTS frequency bands: 2100Mhz
* GSM/GPRS/EDGE frequencies - 850 MHz, 900 MHz, 1800 MHz, 1900MHz
* Supports 3.6Mbps HSDPA
* Max Upload 0.384Mbps
* Support Windows 2000, Windows XP, Windows Vista and Mac OS X
* USB 2 Supported
* Sending and receiving SMS messages enabled
* Internal antenna diversity
* Micro SD Slot: Yes, up to 4GB (not included)