Specification:

1.3G spectrum: HSUPA / HSDPA / UMTS 2100/1900/900 MHz;
2.2G Band: GSM / GPRS / EDGE 850/900/1800/1900 MHz;
3.speed: HSUPA 5.76Mbps; HSDPA 7.2Mbps;
4.Dimensions: 98mm × 62mm × 14mm;
5.Weight: 90g (with battery);
6.Receive diversity: HSUPA / HSDPA / UMTS 2100/900 MHz;
7.LED: OLED;
8.Battery: 1400 mAH, work long hours, up to 100 hours standby time;
9.Micro SD Card Interface: support (maximum to 32GB);
10.Built-in Memory: 256MB Flash, 128M RAM;
11.WiFi: 802.11.b / g;
12.Encryption: WEP, WPA, WPA2;
13.Operating system: Windows XP, Vista, Windows 7; operating system, Windows XP, Vista, Windows 7;

• Vodafone Huawei R201 MOBILE WIFI MIFI
  available in: WHITE
  7.2Mbps HSDPA (download)
  5.76Mbps HSUPA (upload)
  HSDPA/WCDMA 900/1900/2100 MHz 
  GSM/GPRS/EDGE 850/900/1800/1900 MHz
  This mobile WiFi router allows you to share your 3G connection via WiFi and it supports up to 5 WiFi devices at a time.
  

  Now it's unlocked so you can use pretty much any 3G sim with it just please mind that for some networks like Orange for example you will have to enter the APN settings manually in order to connect.

• Please note that this device is OS independent and doesn't require any installation or plugging into USB (unless you want to charge it). 

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