GPS Sports smartwatch powered by Android Wear; wrist-based heart rate and 24/7 activity tracking. Voice control function via Android Wear; read and reply to texts, scroll through social media feeds, receive calendar notifications and access more than 4,000 third party apps incl music via Google Play. 4GB.1.3 inch colour touch display. Gps sport smartwatch with optical heart rate. Size H45, W36, D13cm. Weight 63g. Manufacturers 2 year guarantee.