Every morning just after the 8.30 news on the big breakfast, Jordan gives you the chance to WIN CASH with our Secret Sound.

Phone 8004 8133 and give us your best guess!

Secret Sound thanks to Harvey Norman Whyalla & Port Pire.

Hear the sound here as many times as you like …

Clue: Non-toxic

Some of the incorrect guesses below:

– Removing a whiteboard marker lid
– Taking the cap off a syringe
– Tightening a zip tie
– Unsheathing a knife and chopping something
– Placing and removing a needle on a record player