Meet the ARENA personal gym: a smart fitness trainer the size of a suitcase that can be controlled via your smartphone. It looks like a step box or bench but supports hundreds of fun exercises. ARENA measures 36″ x 23.5″ x 9.5, weighing only 38lbs. Its companion app has over 300 programs and workouts to help you improve your strength and conditioning.
ARENA features SmartWeight technology to automatically adjust the resistance to the optimal amount. It also has Impact Score to determine the amount of load you have put on your body, so you can exercise safely. ARENA has a tough metal body with ruggedized grip coating. Its battery lasts up to 30 days on a full charge.