Duo-sport: 2 Wireless Devices The Duo Sport is two wireless devices each connected to 3 electrodes.Combine physical exercises and electrostimulation for double efficiency in muscle building and increase your sports performance!For any sportsperson, recovery is a key phase of any training. Bluetens allows you to do a series of runs/games/training sessions without ever feeling muscle fatigue. Recovery is faster and better with the Duo Sport - your muscles are always at peak strength, and you reach your goals faster.The Duo Sport remains just as effective in relieving pain, through a range of care-oriented programs.Split Mode: Thanks to the Application's Split mode, you can choose to drive the devices independently of each other. So, you can treat pain or perform a massage with a single device as well as launching two different programs simultaneously Specifications: Dimensions: H:17.0 x W:30.0 x D:90.0 cm Colour: Grey Guarantee: 24 Months Model Number: 138-BLT15DSUNI