Here is another ping pong robot that serves as your sparring partner to improve your game. The JOOLA Infinity robot comes with adjustable spin, frequency, speed, oscillation and trajectory. It can shoot 100 balls per minute at speeds up to 45 mph.
The robot can oscillate 150 degrees side-to-side and create ball trajectories of 30 degrees downwards to 50 degrees upwards. It has two wheels to produce topspin, underspin, side spin and no spin shots.