Connected products on show at Mobile World Congress
The Mobile World Congress is taking place in Barcelona and it features a wide array of products connected by mobile technology.
It includes a car which can be controlled in part by your phone and a BMX with a sensor telling you how high you have jumped.
"Smart products" on show also include a smart tennis racquet which promises to improve your game and a suitcase that knows where it is.
Rory Cellan-Jones reports from the Congress in Spain.
03 Mar 2015
- From the section Technology