Just press the small grey button on the underside of the grip. (strollerdiva.com)
When you're ready to remove the car seat from your adaptors on the pushchair, there are two grey buttons at either side of the seat, just to the side of the handle. (pushchairexpert.com)
If you go on to our website there is going to be like a little grey button on the side that says «send voicemail» and with just a couple clicks you can actually use the microphone on your computer to submit a voicemail that way. (pregnancymagazine.com)