diff --git a/ovos_PHAL/detection.py b/ovos_PHAL/detection.py
index b38ebf3..ae1f473 100644
--- a/ovos_PHAL/detection.py
+++ b/ovos_PHAL/detection.py
@@ -18,23 +18,23 @@ def is_respeaker_2mic():
 
 
 def is_respeaker_4mic():
-    cmd = 'i2cdetect -y -a 0x35 0x35 | egrep "(35|UU)" | awk \'{print $2}\''
+    cmd = 'i2cdetect -y -a 1 0x3b 0x3b | egrep "(3b|UU)" | awk \'{print $2}\''
     out = subprocess.check_output(cmd, shell=True).strip()
-    if out == b"35" or out == b"UU":
+    if out == b"3b" or out == b"UU":
         return True
     return False
 
 
 def is_respeaker_6mic():
-    cmd = 'i2cdetect -y -a 0x3b 0x3b | egrep "(3b|UU)" | awk \'{print $2}\''
+    cmd = 'i2cdetect -y -a 1 0x35 0x35 | egrep "(35|UU)" | awk \'{print $2}\''
     out = subprocess.check_output(cmd, shell=True).strip()
-    if out == b"3b" or out == b"UU":
+    if out == b"35" or out == b"UU":
         return True
     return False
 
 
 def is_adafruit():
-    cmd = 'i2cdetect -y -a 0x4b 0x4b | egrep "(4b|UU)" | awk \'{print $2}\''
+    cmd = 'i2cdetect -y -a 1 0x4b 0x4b | egrep "(4b|UU)" | awk \'{print $2}\''
     out = subprocess.check_output(cmd, shell=True).strip()
     if out == b"4b" or out == b"UU":
         return True
@@ -42,8 +42,16 @@ def is_adafruit():
 
 
 def is_texas_tas5806():
-    cmd = 'i2cdetect -y -a 0x2f 0x2f | egrep "(2f|UU)" | awk \'{print $2}\''
+    cmd = 'i2cdetect -y -a 1 0x2f 0x2f | egrep "(2f|UU)" | awk \'{print $2}\''
     out = subprocess.check_output(cmd, shell=True).strip()
     if out == b"2f" or out == b"UU":
         return True
     return False
+
+def is_aiy_voicebonnet():
+# def is_aiy_voicebonnet_mic():
+    cmd = 'i2cdetect -y -a 1 0x52 0x52 | egrep "(52|UU)" | awk \'{print $2}\''
+    out = subprocess.check_output(cmd, shell=True).strip()
+    if out == b"52" or out == b"UU":
+        return True
+    return False