Pongbot is selling the Pace S Pro tennis training system through its website. It’s offering the device at a discounted price of $1,349.99.

If you have a tennis enthusiast in your life, you already know their biggest challenge isn’t motivation — it’s finding someone to practice with. Partners cancel, schedules rarely align, court time ...

My first robot stop was Acemate's booth, where it had its tennis robot rolling back and forth on a mini tennis court opposite a rotating cast of CES attendees. I waited my turn in line, stepped into ...