There are three individuals in the image. The person on the left is wearing a white shirt and appears to be standing close to a wall-mounted device. The person in the middle is dressed in a blue shirt and is holding a red object, possibly a tube or a piece of equipment. The person on the right is also wearing a blue shirt and is holding a blue object as well. All three individuals are standing near the wall-mounted device, which has various tubes and wires attached to it.