Check the listing for details. Hinge Health Enso 3 Wireless TENS Muscle and Nerve Therapy — NEW In Box Sealed. Condition: New, Made in China. Listed at 69.99 USD. Hinge Health Enso 3 Wireless TENS Muscle and Nerve Therapy — NEW In Box Sealed. Enso is small, lightweight, and FDA-cleared to relieve mild to intense joint or muscle pain, and flare-ups. It’s fully-covered as part of the Hinge Health program. Enso’s revolutionary waveforms soothe pain and discomfort in small to large muscles and sensitive areas too. Enso uses gentle, calming pulses to relieve back, knee, neck, and other types of joint or muscle pain. Select the waveform and intensity level that feels good to you, and set the length of your session in app. Please note- I’m not sure if the app is available to everyone, that might be something to check out This is brand new, sealed!Hinge Health Enso 3 Wireless TENS Muscle and Nerve Therapy — NEW In Box Sealed. Enso is small, lightweight, and FDA-cleared to relieve mild to intense joint or muscle pain, and flare-ups. It’s fully-covered as part of the Hinge Health program. Enso’s revolutionary waveforms soothe pain and discomfort in small to large muscles and sensitive areas too. Enso uses gentle, calming pulses to relieve back, knee, neck, and other types of joint or muscle pain. Select the waveform and intensity level that feels good to you, and set the length of your session in app. Please note- I’m not sure if the app is available to everyone, that might be something to check out This is brand new, sealed!