Levi Strauss 3G Slider review, price, Photos - Mobile Phone Levi Strauss 3G Slider review - Levi's Strauss 3G Slider support for Tri-band GSM (900/1800/1900MHz) and WCDMA (2100MHz) which will allow the handset to be used throughout Europe, and a microSD card slot will offer plenty of extra storage space. The built-in MP3 player and Bluetooth 1.2 with A2DP support for stereo headsets enables a great music experience, as well. in Public bookmarkswith 3gleviphotospricereviewsliderstrauss