Whether you’re a beginner or a pro, the Smart Tennis Sensor provides a smart way to optimize your tennis game and share the results. Fine-tune your performance objectively and accurately by checking real-time visualizations on a smartphone or tablet, together with recorded shot metrics. Get it on your racket and get more competitive. International Tennis Federation (ITF) approved: Smart Tennis Sensor is approved by the ITF for use in a tournament. Ready for your racket: Just remove the logo cap on the grip end of the racket and affix the Smart Tennis Sensor in its place. Smart Tennis Sensor is compatible with tennis rackets by Wilson, Head, Prince, and YONEX. Watch your play data in real time: By attaching the Smart Tennis Sensor to your racket, all your shot data is recorded and can be displayed in real time on your smartphone via Bluetooth. Through the app screen, you can check the swing (shot) type, ball speed, swing speed, ball spin, ball impact spot, and other data for every shot. Smart Tennis Sensor technical background: Two different sensors are housed in the compact body of the Smart Tennis Sensor. The 3-Axis Motion Tracking Sensor tracks the movement of the racket through three-dimensional space. The Vibration Sensor acquires data on the strength and the point of impact on the racket head based on vibration characteristics. By combining the information from these two sensors, it is possible to ascertain the swing (shot) type, ball speed, swing speed, ball spin, ball impact spot, and other data for every shot. Look back at your play analysis results: All recorded data is stored on your smartphone and sorted by shot type. Play reports are automatically created so that you can look back and analyze your tennis game. From the more detailed screen, you can view your play data over time. Record your play data together with video: The Live mode video function records each shot data together with actual video footage. This allows you to closely look at your shot data after you are done playing. In addition, you can learn a lot about improving your tennis by watching your form and shot placement in relation to your shot data. Motion Shot: The Smart Tennis Sensor can work in tandem with the Motion Shot app by Sony, so you can take a visually appealing sequence photograph of your game play. Look like you’ve jumped out of a tennis magazine, and feel like a star. Review with data and video: For data and video recorded using the Live mode video function, data for each shot can be played back in sync with the corresponding video. Various playback features are available: Video playback skip through to view different shots, shot replay, combined view of all shots for particular types of swing, etc. Slow motion playback: Now with the capability to view slow motion playback, it’s possible to observe the moment of impact and check your swing or footwork. Slow motion makes detailed movement visible even on your smartphone screen. Improvement Chart: The Improvement Chart enables you to keep track of your progress at a glance. Set specific goals for each type of shot, and make your practice sessions more effective. Smart Watch Compatible: The Smart Tennis Sensor app can work with Smart Watch (Android Wear ready). You can watch the data of each stroke on the watch screen with vibration feedback. Objectively analyze your shots and improve your game as you play. Usable without a smartphone: You forgot your smartphone? Don't worry, the Smart Tennis Sensor can work alone. Simply turn on the power of the sensor before starting your play and the data of up to 12,000 shots will be stored in the internal memory of the sensor. After you are done playing, connect the sensor with your smartphone to import the data into the app. A play report will then be automatically generated. Also, in Memory Mode, the battery of the sensor will last longer compared to Live Mode because a smartphone is not connected. Share on SNS: You can share your play results with your family and friends through SNS. By sharing your results with like-minded people, you can have more fun as well as raise your motivation to play, discover new things, and compete with one another. Photo Share to share data with photos: Sharing your results with tennis buddies can boost your motivation, your morale, and lead to new discoveries. Communicate your tennis in a whole new way with photos and stats. Smart Tennis Sensor – App: First check to see if Smart Tennis Sensor supports your tennis racket, and if it is supported by your smartphone or tablet. Then download the Smart Tennis Sensor app from the App Store or Google Play™.2 (SSE-TN1S and the Smart Tennis Sensor app are available only in these countries: Austria, France, Germany, Ireland, Italy, Spain, Switzerland, UK, USA, Canada, Japan, Australia, New Zealand. Easy to set up: Setting up the Smart Tennis Sensor requires just four easy steps: (1) charge the sensor using the supplied cradle; (2) attach the sensor to the grip end of the racket; (3) install the app on your smartphone; and (4) register your PlayStation™ Network account. DIMENSIONS Diameter: 1.23 in, Height: 0.69 in WEIGHT Approx. 0.29 oz