Samsung GT-B3730 4G LTE modem is a rotate USB modem from TeliaSonera that offers 4G network connectivity as well as a backup plan. This would definitely come in handy since 4G coverage isn’t exactly up to par yet at the moment in most countries that support it.
This USB modem will sport Samsung’s proprietary Kalmia chip which supports the 2.6GHz band, while handling 3G on 2100MHz with 2G/EDGE on 900MHz/1800MHz. It will play nice with both Windows and Mac OS X operating systems.
Currently, TeliaSonera has nationwide 4G licenses in Norway, Sweden, Finland and Denmark. During 2010, 4G network roll out will see action in Sweden’s 25 largest cities and vacation areas and a quartet of Norway’s largest cities. So it means Samsung GT-B3730 could work freely in such Europe area.
* 4G (2600MHz) Download up to 100 Mb/s and Upload up to 50 Mb/s
* 3G (2100MHz) Download up to 17 Mb/s and Upload up to 5.76 Mb/s
* 2G/EDGE (900/1800MHz) Download up to 296 Kb/s and Upload up to 107 Kb/s
* Built-in antenna
* HS USB & SMS service
* Dimensions: 64 x 50 x11mm
* OS: Windows XP/Vista/7/8,Linux, Ubuntu, Mac OS.
Samsung also have other LTE dongles, such Samsung GT-B3740 or GT-B3710. GT-B3740 is a limited LTE surfstick, which could only support LTE frequency 800Mhz and don't support HSPA+, HSDPA or 2G network. And other brand unlocked LTE modem, ZTE MF820, HUAWEI E398 could also replace GT-B3730 as an option.