Wave format:

As an example:

Here are the opening 72 bytes of a WAVE file with bytes shown as hexadecimal numbers:

52 49 46 46 24 08 00 00 57 41 56 45 66 6d 74 20 10 00 00 00 01 00 02 00 
22 56 00 00 88 58 01 00 04 00 10 00 64 61 74 61 00 08 00 00 00 00 00 00 
24 17 1e f3 3c 13 3c 14 16 f9 18 f9 34 e7 23 a6 3c f2 24 f2 11 ce 1a 0d 


Break down of the first 24 bytes:

            [2048     ]                      [16       ] [1PCM][2 channels]
52 49 46 46 24 08 00 00 57 41 56 45 66 6d 74 10 00 00 00 01 00 02 00
 R  I  F  F              W  A  V  E  f  m  t