diff --git a/README.md b/README.md
index 5a94dd9..726b587 100644
--- a/README.md
+++ b/README.md
@@ -14,9 +14,9 @@
 * screen 7""
 
 * ports
-  * audio: 4 in 4 out, (2 xlr stereo, 2 cinch stereo)
+  * audio: 4 in 4 out, (2 xlr stereo, 2 cinch stereo). 2 headphone ports on front that can switch between out A/B with an analog toggle.
   * network rj45: 8 ports (1 lan pi, 2 lan front, 2 uplink back, 3 lan back)
   * network BNC: 2 mobile, 2 wifi
   * USB: 4 USB-A, 4 USB-C (2A2C front, 2A2C back)
   * power: 12V in, internally 3.5V/9V/12V. power switch button.
-  * analog buttons: arduino, and 6 pushbuttons, 2 jogwheel
+  * analog buttons: arduino, and 6 pushbuttons, 2 jogwheel. how does it connect to the compute module? midi, usb?