diff --git a/bom/SOUNDCARD b/bom/SOUNDCARD
index 2b9e25e..09de559 100644
--- a/bom/SOUNDCARD
+++ b/bom/SOUNDCARD
@@ -1,2 +1,11 @@
 https://www.startech.com/en-us/cards-adapters/icusbaudiob
 https://www.newegg.com/startech-com-icusbaudiob/p/N82E16829128004?Item=9SIA2F89142810
+
+Cable
+Odd BNC/3.5mm...
+https://remoteaudio.com/timecode/
+TRS
+Part numbers: CATC1/8BNC, CAZTCINBNC
+TRRS
+Part number:  CATCiPBNC
+