diff --git a/src/caw/cfg/io.cfg b/src/caw/cfg/io.cfg
index f1f8f0d..317873d 100644
--- a/src/caw/cfg/io.cfg
+++ b/src/caw/cfg/io.cfg
@@ -14,7 +14,7 @@
                   xmtBufByteN: 2048,
                   fmtBufByteN: 4096,
                   //websockTimeOutMs: 25, // max time out while blocking for a websock event
-		  queueBlkCnt: 8,         // Initial count of websocket queue memory blocks See:cwNbMpScQueue.h
+		  queueBlkCnt: 16,         // Initial count of websocket queue memory blocks See:cwNbMpScQueue.h
 		  queueBlkByteCnt: 32768, // Size of each websocket queue memory block
 		  idleMsgPeriodMs: 50,    // period without messages before an idle message is generated
 		  extraLogsFl:false,      // enable the websock LLL_NOTICE logs        
@@ -88,6 +88,7 @@
 		    //device:       "Scarlett 18i20 USB USB Audio",
 		    //device:       "USB Audio CODEC USB Audio",
 		    //device:       "HDA Intel PCH CS4208 Analog",
+		    //device:       "MBox USB Audio",
 		    
                     activeFl:       true,   // (req)
 		    meterFl:        true,   // (opt)