diff --git a/main/audio_codecs/no_audio_codec.cc b/main/audio_codecs/no_audio_codec.cc
index ef12bf50..d92d7944 100644
--- a/main/audio_codecs/no_audio_codec.cc
+++ b/main/audio_codecs/no_audio_codec.cc
@@ -65,8 +65,6 @@ NoAudioCodec::NoAudioCodec(int input_sample_rate, int output_sample_rate, gpio_n
     };
     ESP_ERROR_CHECK(i2s_channel_init_std_mode(tx_handle_, &std_cfg));
     ESP_ERROR_CHECK(i2s_channel_init_std_mode(rx_handle_, &std_cfg));
-    ESP_ERROR_CHECK(i2s_channel_enable(tx_handle_));
-    ESP_ERROR_CHECK(i2s_channel_enable(rx_handle_));
     ESP_LOGI(TAG, "Duplex channels created");
 }
 
diff --git a/main/boards/common/button.cc b/main/boards/common/button.cc
index 15dc3b80..837bfd66 100644
--- a/main/boards/common/button.cc
+++ b/main/boards/common/button.cc
@@ -30,15 +30,28 @@ Button::~Button() {
     }
 }
 
-void Button::OnPress(std::function<void()> callback) {
+void Button::OnPressDown(std::function<void()> callback) {
     if (button_handle_ == nullptr) {
         return;
     }
-    on_press_ = callback;
+    on_press_down_ = callback;
     iot_button_register_cb(button_handle_, BUTTON_PRESS_DOWN, [](void* handle, void* usr_data) {
         Button* button = static_cast<Button*>(usr_data);
-        if (button->on_press_) {
-            button->on_press_();
+        if (button->on_press_down_) {
+            button->on_press_down_();
+        }
+    }, this);
+}
+
+void Button::OnPressUp(std::function<void()> callback) {
+    if (button_handle_ == nullptr) {
+        return;
+    }
+    on_press_up_ = callback;
+    iot_button_register_cb(button_handle_, BUTTON_PRESS_UP, [](void* handle, void* usr_data) {
+        Button* button = static_cast<Button*>(usr_data);
+        if (button->on_press_up_) {
+            button->on_press_up_();
         }
     }, this);
 }
diff --git a/main/boards/common/button.h b/main/boards/common/button.h
index 347df5c0..a43dc352 100644
--- a/main/boards/common/button.h
+++ b/main/boards/common/button.h
@@ -10,7 +10,8 @@ public:
     Button(gpio_num_t gpio_num);
     ~Button();
 
-    void OnPress(std::function<void()> callback);
+    void OnPressDown(std::function<void()> callback);
+    void OnPressUp(std::function<void()> callback);
     void OnLongPress(std::function<void()> callback);
     void OnClick(std::function<void()> callback);
     void OnDoubleClick(std::function<void()> callback);
@@ -19,7 +20,8 @@ private:
     button_handle_t button_handle_;
 
 
-    std::function<void()> on_press_;
+    std::function<void()> on_press_down_;
+    std::function<void()> on_press_up_;
     std::function<void()> on_long_press_;
     std::function<void()> on_click_;
     std::function<void()> on_double_click_;