New feature available! Now you can back up and edit your Live Mode videos with your shot data on your PC and share them via social media using Sony's PlayMemories Home software! Take your game to the next level with the Sony Smart Tennis Sensor! Connect the sensor to your racket in seconds and start getting live, real-time data delivered to your smartphone and tablet (via Bluetooth) while you play. Through the Sony Sensor app you can check your shot types, ball speed, spin, swing speed and more! A Live Video feature can even record shot data together with actual video footage to help you break down your technique. All your sessions will be stored in the app so that you can track your progress over time. Lastly, share your training sessions and matches through Facebook to help keep your motivation high and compete with others! Package includes: Sensor, 2 attachment units (SO1 & HD1), charging cradle, cradle cap, micro USB cable, removal tool and carrying bag Download the free app, available for Android and iOS Real-time data includes shot type, impact spot, number of shots, swing speed, ball spin and spin Video feature records shot data with actual video footage - perfect for coaches! Sensor can store up to 12,000 shots Charging time: Approx. 2 hours Usage time: Approx. 90 min with Bluetooth, 180 min without Weight: 6-8 grams