diff --git a/radio/src/targets/pa01/CMakeLists.txt b/radio/src/targets/pa01/CMakeLists.txt
index 89c785762..867309f42 100644
--- a/radio/src/targets/pa01/CMakeLists.txt
+++ b/radio/src/targets/pa01/CMakeLists.txt
@@ -1,10 +1,11 @@
 option(UNEXPECTED_SHUTDOWN "Enable the Unexpected Shutdown screen" ON)
 option(PXX1 "PXX1 protocol support" ON)
-option(PXX2 "PXX2 protocol support" OFF)
+option(PXX2 "PXX2 protocol support" ON)
 option(AFHDS3 "AFHDS3 TX Module" ON)
 option(MULTIMODULE "DIY Multiprotocol TX Module (https://github.com/pascallanger/DIY-Multiprotocol-TX-Module)" ON)
 option(GHOST "Ghost TX Module" ON)
-option(MODULE_SIZE_STD "Standard size TX Module" ON)
+option(MODULE_SIZE_STD "Standard size TX Module" OFF)
+option(MODULE_SIZE_SML "Small size TX Module" ON)
 option(LUA_MIXER "Enable LUA mixer/model scripts support" ON)
 option(DISK_CACHE "Enable SD card disk cache" ON)
 option(STICK_DEAD_ZONE "Enable sticks dead zone" YES)
diff --git a/radio/src/targets/pa01/hal.h b/radio/src/targets/pa01/hal.h
index 1524f14cc..906263c3c 100644
--- a/radio/src/targets/pa01/hal.h
+++ b/radio/src/targets/pa01/hal.h
@@ -144,7 +144,7 @@
 #define AUDIO_DMA_Stream_IRQHandler   DMA1_Stream1_IRQHandler
 #define AUDIO_TIMER                   TIM6
 #define AUDIO_DMA                     DMA1
-#define AUDIO_UNMUTE_DELAY            100  // ms
+#define AUDIO_UNMUTE_DELAY            160  // ms
 #define AUDIO_MUTE_DELAY              100  // ms
 #define INVERTED_MUTE_PIN