Attention Talk Tennis Members: We have closed the sign-up period for this playtest. This playtest is only for U.S.A Talk Tennis members. *IMPORTANT: you need a smartphone or tablet (Compatible with iOS 5.0+ and Android OS 4.0+ ) to use this device as the data is uploaded to an app. In order to participate you must post your findings in this thread by Wednesday June 25. If you do not post a review, or if your review is clearly lacking effort, you will be excluded from future playtests. Once you have playtested your Zepp and have been able to upload your data to a phone or tablet, please use the following to write your review: ** Post review by Wednesday June 25 ** Tennis experience/background: Describe your playing style (e.g., baseliner w/heavy spin, serve & volley, etc.,): Current racquet/string: Which mount did you use? Was the device easy to attach to the racquet? Given its weight along w/location on the racquet, was it a hindrance? How easy was it to upload, view and understand the data on the app? What did you like about the app? What did you dislike about the app? Did you find the data you received from the app useful? Please explain your answer. Any additional comments/suggestions? Click me to learn more about this device.