Play to your strengths. The four player classes: Assault, Engineer, Support and Recon, each have their specialties, and working together is key to victory. Release Date: October 28, 2011.

Our Battlefield 3 Equipment section is full of all the official images and descriptions. Under each image you will find a brief description of the equipment.
Battlefield 3 T-UGS
Battlefield 3 T-UGS
The Tactical Unattended Ground Sensor uses motion sensors to detect the presence of vehicles and infantry. The sensor emits an audible beep on detection and can be avoided by moving at low speed.