SndBuf snd0 => Binaural4.input[0]; // connect a sndBuf to 1st speaker
"/Applications/Audacity/Channel_1.wav" => snd0.read; // load sound (modify path for your system)
// copy first 2 lines from above code-block to have 1st speaker as channel 0
SndBuf snd1 => Binaural4.input[1]; // 2nd speaker as channel 1
"/Applications/Audacity/Channel_2.wav" => snd1.read; // read the same file for channel 1
// repeat for 3rd and 4th speakers
SndBuf snd2 => Binaural4.input[2]; // 2nd speaker as channel 1
"/Applications/Audacity/Channel_3.wav" => snd2.read;
SndBuf snd3 => Binaural4.input[3]; // 2nd speaker as channel 1
"/Applications/Audacity/channel_4.wav" => snd3.read;
1::day => now; // stall for 1 day