You need to be a bit more specific with your requirement. Do you want the arduino to sample Audio, then play it back after a delay? You won't get a lot in 2kB of SRAM (8kB if you have a mega).
You need to be a bit more specific with your requirement. Do you want the arduino to sample Audio, then play it back after a delay? You won't get a lot in 2kB of SRAM (8kB if you have a mega).