Here is a robotic platform for research with navigation, perception, and manipulation capabilities. TIAGo is 100% ROS based and completely configurable. It comes with a laptop tray with connectivity ports. With an arm reach of 87cm, the robot can reach the floor and pick up 2kg objects. It can also reach up to 175 cm.
TIAGo has a small footprint with the arm folded. It has advanced controllers with multiple control modes. The above video shows what this robot is all about.