What's this?
hang up
What's this?
waterproofs
What's this?
leave a voicemail
What's this?
social media
What's this?
send an e-mail
What's this?
a landline
What's this?
on the bus
What's this?
in the playground
What's this?
instant messaging
What's this?
in front of the TV
What's this?
face-to-face conversations
What's this?
a text message
What's this?
a letter
What's this?
in the countryside
What's this?
in fast food restaurants
What's this?
on the phone
What's this?
download a ringtone
What's this?
video chat
What's this?
at the shops
What's this?
put on a speakerphone
What's this?
dial a number
What's this?
call back
What's this?
in bed
What's this?
an insect spray