Alexa can help you work out with these voice-controlled adjustable dumbbells

The future of fitness: smart dumbbellsNordicTrack from iFit has just unveiled a pair of brand new adjustable dumbbells that are compatible with the Alexa voice assistant.The NordicTrack iSelect adjustable dumbbells can be changed from five to 50lbs per dumbbell in just a few seconds by returning them to their case and issuing a voice command to your Amazon Echo smart speaker.Simple commands like "Alexa, set weights to 40 pounds" or “Alexa, decrease weights to 15 pounds” can be requested, but you can also preset weights for 15 common dumbbell exercises, ready for Alexa to set the weight for bicep curls or squats among other routines.You can also adjust the weights yourself by using a mechanical knob if you want to.Beyond their voice-controlled features, you’ll find that these dumbbells also have a curved handle for improved grip and use square weights for added stability while performing floor-based exercises.