diff --git a/testing/common/AbsoluteMouseReport.cpp b/testing/common/AbsoluteMouseReport.cpp
new file mode 100644
index 00000000..d3300161
--- /dev/null
+++ b/testing/common/AbsoluteMouseReport.cpp
@@ -0,0 +1,56 @@
+/* -*- mode: c++ -*-
+ * Copyright (C) 2020  Eric Paniagua (epaniagua@google.com)
+ *
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software
+ * Foundation, version 3.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "testing/common/AbsoluteMouseReport.h"
+
+#include <cstring>
+
+#include "MouseButtons.h"
+
+namespace kaleidoscope {
+namespace testing {
+
+AbsoluteMouseReport::AbsoluteMouseReport(const void* data) {
+  const ReportData& report_data =
+    *static_cast<const ReportData*>(data);
+  memcpy(&report_data_, &report_data, sizeof(report_data_));
+}
+
+std::vector<uint8_t> AbsoluteMouseReport::Buttons() const {
+  std::vector<uint8_t> buttons;
+  const uint8_t bs = report_data_.buttons;
+  if (bs & MOUSE_LEFT) buttons.push_back(MOUSE_LEFT);
+  if (bs & MOUSE_RIGHT) buttons.push_back(MOUSE_RIGHT);
+  if (bs & MOUSE_MIDDLE) buttons.push_back(MOUSE_MIDDLE);
+  if (bs & MOUSE_PREV) buttons.push_back(MOUSE_PREV);
+  if (bs & MOUSE_NEXT) buttons.push_back(MOUSE_NEXT);
+  return buttons;
+}
+
+uint16_t AbsoluteMouseReport::XAxis() const {
+  return report_data_.xAxis;
+}
+
+uint16_t AbsoluteMouseReport::YAxis() const {
+  return report_data_.yAxis;
+}
+
+int8_t AbsoluteMouseReport::Wheel() const {
+  return report_data_.wheel;
+}
+
+}  // namespace testing
+}  // namespace kaleidoscope
diff --git a/testing/common/AbsoluteMouseReport.h b/testing/common/AbsoluteMouseReport.h
new file mode 100644
index 00000000..6b73c00f
--- /dev/null
+++ b/testing/common/AbsoluteMouseReport.h
@@ -0,0 +1,46 @@
+/* -*- mode: c++ -*-
+ * Copyright (C) 2020  Eric Paniagua (epaniagua@google.com)
+ *
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software
+ * Foundation, version 3.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <cstdint>
+#include <vector>
+
+#include "DeviceAPIs/AbsoluteMouseAPI.h"
+#include "HID-Settings.h"
+
+namespace kaleidoscope {
+namespace testing {
+
+class AbsoluteMouseReport {
+ public:
+  typedef HID_MouseAbsoluteReport_Data_t ReportData;
+
+  static constexpr uint8_t kHidReportType = HID_REPORTID_MOUSE_ABSOLUTE;
+
+  AbsoluteMouseReport(const void* data);
+
+  std::vector<uint8_t> Buttons() const;
+  uint16_t XAxis() const;
+  uint16_t YAxis() const;
+  int8_t Wheel() const;
+
+ private:
+  ReportData report_data_;
+};
+
+}  // namespace testing
+}  // namespce kaleidoscope
diff --git a/testing/common/HIDState.cpp b/testing/common/HIDState.cpp
index dec0d88a..5563f980 100644
--- a/testing/common/HIDState.cpp
+++ b/testing/common/HIDState.cpp
@@ -27,6 +27,14 @@
 namespace kaleidoscope {
 namespace testing {
 
+const std::vector<AbsoluteMouseReport>& HIDState::AbsoluteMouse() const {
+  return absolute_mouse_reports_;
+}
+
+const AbsoluteMouseReport& HIDState::AbsoluteMouse(size_t i) const {
+  return absolute_mouse_reports_.at(i);
+}
+
 const std::vector<KeyboardReport>& HIDState::Keyboard() const {
   return keyboard_reports_;
 }
@@ -68,7 +76,7 @@ void HIDStateBuilder::ProcessHidReport(
       break;
     }
     case HID_REPORTID_MOUSE_ABSOLUTE: {
-      LOG(ERROR) << "Dropped AbsoluteMouseReport: unimplemented";
+      ProcessAbsoluteMouseReport(AbsoluteMouseReport{data});
       break;
     }
     case HID_REPORTID_NKRO_KEYBOARD: {
@@ -86,6 +94,7 @@ std::unique_ptr<HIDState> HIDStateBuilder::Snapshot() {
   // Populate state.
   // TODO: Grab a copy of current instantaneous state, like:
   //  key states, layer stack, led states
+  hid_state->absolute_mouse_reports_ = std::move(absolute_mouse_reports_);
   hid_state->keyboard_reports_ = std::move(keyboard_reports_);
   hid_state->system_control_reports_ = std::move(system_control_reports_);
 
@@ -95,10 +104,16 @@ std::unique_ptr<HIDState> HIDStateBuilder::Snapshot() {
 
 // static
 void HIDStateBuilder::Clear() {
+  absolute_mouse_reports_.clear();
   keyboard_reports_.clear();
   system_control_reports_.clear();
 }
 
+// static
+void HIDStateBuilder::ProcessAbsoluteMouseReport(const AbsoluteMouseReport& report) {
+  absolute_mouse_reports_.push_back(report);
+}
+
 // static
 void HIDStateBuilder::ProcessKeyboardReport(const KeyboardReport& report) {
   keyboard_reports_.push_back(report);
diff --git a/testing/common/HIDState.h b/testing/common/HIDState.h
index 4ae0e193..6af8a557 100644
--- a/testing/common/HIDState.h
+++ b/testing/common/HIDState.h
@@ -16,6 +16,7 @@
 
 #pragma once
 
+#include "testing/common/AbsoluteMouseReport.h"
 #include "testing/common/KeyboardReport.h"
 #include "testing/common/SystemControlReport.h"
 
@@ -29,6 +30,9 @@ namespace internal { class HIDStateBuilder; }
 
 class HIDState {
  public:
+  const std::vector<AbsoluteMouseReport>& AbsoluteMouse() const;
+  const AbsoluteMouseReport& AbsoluteMouse(size_t i) const;
+
   const std::vector<KeyboardReport>& Keyboard() const;
   const KeyboardReport& Keyboard(size_t i) const;
 
@@ -38,6 +42,7 @@ class HIDState {
  private:
   friend class internal::HIDStateBuilder;
 
+  std::vector<AbsoluteMouseReport> absolute_mouse_reports_;
   std::vector<KeyboardReport> keyboard_reports_;
   std::vector<SystemControlReport> system_control_reports_;
 };
@@ -53,9 +58,11 @@ class HIDStateBuilder {
 
  private:
   static void Clear();
+  static void ProcessAbsoluteMouseReport(const AbsoluteMouseReport& report);
   static void ProcessKeyboardReport(const KeyboardReport& report);
   static void ProcessSystemControlReport(const SystemControlReport& report);
 
+  static std::vector<AbsoluteMouseReport> absolute_mouse_reports_;
   static std::vector<KeyboardReport> keyboard_reports_;
   static std::vector<SystemControlReport> system_control_reports_;
 };
diff --git a/testing/common/KeyboardReport.h b/testing/common/KeyboardReport.h
index 92be4ec4..a17ab1d0 100644
--- a/testing/common/KeyboardReport.h
+++ b/testing/common/KeyboardReport.h
@@ -19,6 +19,7 @@
 #include <cstdint>
 #include <vector>
 
+#include "HID-Settings.h"
 #include "MultiReport/Keyboard.h"
 
 namespace kaleidoscope {