Shameful pittance mage offered for something that can reproduce sounds exactly (8,4)

I believe the answer is:

magnetic tape

I'm a little stuck... Click here to teach me more about this clue!

'for something that can reproduce sounds exactly' is the definition.
The definition suggests a singular noun which matches the answer.

'shameful pittance mage' is the wordplay.
'shameful' indicates anagramming the letters.
'pittance'+'mage'='pittancemage'
'pittancemage' with letters rearranged gives 'MAGNETIC TAPE'.

'offered' is the link.

Can you help me to learn more?

I've seen this clue in The Irish Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.