diff --git a/tools/chatgui/src/messagelist.cpp b/tools/chatgui/src/messagelist.cpp
index 6f57d993..65fa92b9 100644
--- a/tools/chatgui/src/messagelist.cpp
+++ b/tools/chatgui/src/messagelist.cpp
@@ -49,6 +49,7 @@ void chat_core_save_ui_state_trampoline(void* arg);
 }
 
 #include "radio_audio_engine.h"
+#include "radiopanel.h"
 #include <QLabel>
 #include <QPushButton>
 #include <QHBoxLayout>
@@ -393,6 +394,10 @@ MessageList::MessageList(DbManager* db, AudioRecorder* recorder, QWidget *parent
         layout->addWidget(header);
     }
 
+    m_radioPanel = new RadioPanel(this);
+    m_radioPanel->hide();
+    layout->addWidget(m_radioPanel);
+
     m_view->setModel(m_model);
     auto* msgDelegate = new MessageDelegate(this);
     msgDelegate->setVideoOpenCallback([this](const QString& path) {
@@ -424,24 +429,6 @@ MessageList::MessageList(DbManager* db, AudioRecorder* recorder, QWidget *parent
     m_view->setBackgroundImage("../resources/bg.png");
     layout->addWidget(m_view, 1);
 
-    /* ── плавающая PTT-кнопка поверх чата (видна при включённой рации) ── */
-    m_pttBtn = new QPushButton(QString::fromUtf8("\xF0\x9F\x8E\xA4"), this);
-    m_pttBtn->setFixedSize(96, 96);
-    m_pttBtn->setCursor(Qt::PointingHandCursor);
-    m_pttBtn->setToolTip(QStringLiteral("Держите и говорите"));
-    m_pttBtn->setStyleSheet(
-        "QPushButton { border: 3px solid white; border-radius: 48px; background: #e74c3c; color: white; font-size: 36px; }"
-        "QPushButton[transmitting=\"true\"] { background: #27ae60; }");
-    m_pttBtn->setProperty("transmitting", false);
-    m_pttBtn->hide();
-    connect(RadioAudioEngine::instance(), &RadioAudioEngine::talkingChanged, this, [this](bool) { updateRadioUi(); });
-    connect(m_pttBtn, &QPushButton::pressed, this, []() {
-        RadioAudioEngine::instance()->talkBegin();
-    });
-    connect(m_pttBtn, &QPushButton::released, this, []() {
-        RadioAudioEngine::instance()->talkEnd();
-    });
-
     if (s_icons.empty()) {
         for (const auto &cat : builtinEmojiSet()) {
             for (const auto &e : cat.items) {
@@ -1226,49 +1213,38 @@ void MessageList::onRadioToggled(bool on) {
     if (groupId == 0) return;
 
     struct radio_set_active_arg* a = (struct radio_set_active_arg*)u_malloc(sizeof(*a));
-    if (!a) return;
+    if (!a) {
+        DEBUG_ERROR(DEBUG_CATEGORY_RADIO, "RadioPanel: active request allocation failed group=%016llx", (unsigned long long)groupId);
+        QSignalBlocker blocker(m_radioBtn);
+        m_radioBtn->setChecked(m_radioOn);
+        return;
+    }
     a->inst = gui_bridge_get_inst();
     a->group_id = groupId;
     a->on = on ? 1 : 0;
     gui_bridge_post_uasync_fn(radio_set_active_trampoline, a);
 
-    m_radioOn = on;
     if (on) {
-        RadioAudioEngine::instance()->start(groupId);
+        if (RadioAudioEngine::instance()->start(groupId) != 0) {
+            DEBUG_ERROR(DEBUG_CATEGORY_RADIO, "RadioPanel: radio start failed group=%016llx", (unsigned long long)groupId);
+            auto* undo = static_cast<radio_set_active_arg*>(u_calloc(1, sizeof(radio_set_active_arg)));
+            if (undo) {
+                undo->inst = gui_bridge_get_inst(); undo->group_id = groupId;
+                gui_bridge_post_uasync_fn(radio_set_active_trampoline, undo);
+            } else DEBUG_ERROR(DEBUG_CATEGORY_RADIO, "RadioPanel: cannot cancel failed radio subscription");
+            QSignalBlocker blocker(m_radioBtn);
+            m_radioBtn->setChecked(false);
+            return;
+        }
     } else {
         RadioAudioEngine::instance()->stop();
         m_talkingLabel->hide();
     }
+    m_radioOn = on;
     updateRadioUi();
 }
 
 void MessageList::updateRadioUi() {
-    if (!m_pttBtn) return;
-    auto* audio = RadioAudioEngine::instance();
-    bool transmitting = audio->isTalking() && audio->groupId() == m_currentChannelId.toULongLong();
-    if (m_pttBtn->property("transmitting").toBool() != transmitting) {
-        m_pttBtn->setProperty("transmitting", transmitting);
-        m_pttBtn->style()->unpolish(m_pttBtn);
-        m_pttBtn->style()->polish(m_pttBtn);
-        m_pttBtn->update();
-    }
     bool show = m_radioOn && !isDmChannel(m_currentChannelId);
-    m_pttBtn->setVisible(show);
-    if (show) {
-        m_pttBtn->raise();
-        layoutPttButton();
-    }
-}
-
-void MessageList::layoutPttButton() {
-    if (!m_pttBtn || !m_pttBtn->isVisible()) return;
-    int w = width();
-    int x = (w - m_pttBtn->width()) / 2;
-    int y = 48;   /* под шапкой, поверх списка сообщений */
-    m_pttBtn->move(x, y);
-}
-
-void MessageList::resizeEvent(QResizeEvent* event) {
-    QWidget::resizeEvent(event);
-    layoutPttButton();
+    m_radioPanel->setVisible(show);
 }
diff --git a/tools/chatgui/src/messagelist.h b/tools/chatgui/src/messagelist.h
index 500d40a2..78b74661 100644
--- a/tools/chatgui/src/messagelist.h
+++ b/tools/chatgui/src/messagelist.h
@@ -15,6 +15,7 @@ class ChannelList;
 class AudioRecorder;
 class QLabel;
 class QPushButton;
+class RadioPanel;
 
 class MessageList : public QWidget {
     Q_OBJECT
@@ -42,9 +43,6 @@ signals:
     void openVideoRequested(const QString& filePath);
     void openImageRequested(const QString& filePath);
 
-protected:
-    void resizeEvent(QResizeEvent* event) override;
-
 private:
     ChatView           *m_view;
     QStandardItemModel *m_model;
@@ -66,7 +64,7 @@ private:
     quint64 m_callPeer = 0;
     quint64 m_callGroup = 0;
     QPushButton*   m_radioBtn = nullptr;       /* шапка: переключатель рации */
-    QPushButton*   m_pttBtn = nullptr;         /* плавающая кнопка PTT поверх чата */
+    RadioPanel*    m_radioPanel = nullptr;    /* верхняя панель устройств, VAD и PTT */
     bool           m_radioOn = false;
     QThreadPool m_thumbnailPool;
     QSet<QString> m_thumbnailJobs;
@@ -79,7 +77,6 @@ private:
     void prepareVideoThumbnail(const QString& path);
     void onRadioToggled(bool on);
     void updateRadioUi();
-    void layoutPttButton();
     static bool isDmChannel(const QString& channelId);
     static QString dmConvId(const QString& channelId);
 };