diff --git a/AMBE-vocoder-device-notes.md b/AMBE-vocoder-device-notes.md
index 77f97a2..fb91e1b 100644
--- a/AMBE-vocoder-device-notes.md
+++ b/AMBE-vocoder-device-notes.md
@@ -36,4 +36,23 @@ finding right USB device path
 
 ![image](https://user-images.githubusercontent.com/35285029/218303195-c5ed0897-aa13-451b-b563-8a164edb917a.png)
 
+working sample for AMBE3003 USB Board:
 
+```
+# unix domain socket server for local use
+[server:unixdomainsockets]
+socket=/tmp/codecserver.sock
+
+# tcp server for use over network
+[server:tcp]
+port=1073
+bind=::
+
+# example config for an USB-3000 or similar device
+[device:dv3k]
+driver=ambe3k
+tty=/dev/ttyUSB1
+baudrate=921600
+```
+systemctl status output of codecserver with AMBE3003 USB:
+![image](https://user-images.githubusercontent.com/35285029/219491669-eaf61fa0-f658-4a46-8098-6962259ecca2.png)