diff --git a/audio/aidl/default/eraser/Android.bp b/audio/aidl/default/eraser/Android.bp
new file mode 100644
index 0000000..c495d8e
--- /dev/null
+++ b/audio/aidl/default/eraser/Android.bp
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package {
+    default_team: "trendy_team_android_media_audio_framework",
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
+cc_library_shared {
+    name: "liberasersw",
+    defaults: [
+        "aidlaudioeffectservice_defaults",
+    ],
+    srcs: [
+        "Eraser.cpp",
+        ":effectCommonFile",
+    ],
+    relative_install_path: "soundfx",
+    visibility: [
+        "//hardware/interfaces/audio/aidl/default:__subpackages__",
+    ],
+}
diff --git a/audio/aidl/default/eraser/Eraser.cpp b/audio/aidl/default/eraser/Eraser.cpp
new file mode 100644
index 0000000..157ec79
--- /dev/null
+++ b/audio/aidl/default/eraser/Eraser.cpp
@@ -0,0 +1,187 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "AHAL_Eraser"
+
+#include "Eraser.h"
+
+#include <android-base/logging.h>
+#include <system/audio_effects/effect_uuid.h>
+
+#include <optional>
+
+using aidl::android::hardware::audio::common::getChannelCount;
+using aidl::android::hardware::audio::effect::Descriptor;
+using aidl::android::hardware::audio::effect::EraserSw;
+using aidl::android::hardware::audio::effect::getEffectImplUuidEraserSw;
+using aidl::android::hardware::audio::effect::getEffectTypeUuidEraser;
+using aidl::android::hardware::audio::effect::IEffect;
+using aidl::android::hardware::audio::effect::State;
+using aidl::android::media::audio::common::AudioChannelLayout;
+using aidl::android::media::audio::common::AudioUuid;
+
+extern "C" binder_exception_t createEffect(const AudioUuid* in_impl_uuid,
+                                           std::shared_ptr<IEffect>* instanceSpp) {
+    if (!in_impl_uuid || *in_impl_uuid != getEffectImplUuidEraserSw()) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    if (!instanceSpp) {
+        LOG(ERROR) << __func__ << " invalid input parameter!";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+
+    *instanceSpp = ndk::SharedRefBase::make<EraserSw>();
+    LOG(DEBUG) << __func__ << " instance " << instanceSpp->get() << " created";
+    return EX_NONE;
+}
+
+extern "C" binder_exception_t queryEffect(const AudioUuid* in_impl_uuid, Descriptor* _aidl_return) {
+    if (!in_impl_uuid || *in_impl_uuid != getEffectImplUuidEraserSw()) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    *_aidl_return = EraserSw::kDescriptor;
+    return EX_NONE;
+}
+
+namespace aidl::android::hardware::audio::effect {
+
+const std::string EraserSw::kEffectName = "EraserSw";
+const Descriptor EraserSw::kDescriptor = {
+        .common = {.id = {.type = getEffectTypeUuidEraser(), .uuid = getEffectImplUuidEraserSw()},
+                   .flags = {.type = Flags::Type::INSERT,
+                             .insert = Flags::Insert::FIRST,
+                             .hwAcceleratorMode = Flags::HardwareAccelerator::NONE},
+                   .name = EraserSw::kEffectName,
+                   .implementor = "The Android Open Source Project"}};
+
+ndk::ScopedAStatus EraserSw::getDescriptor(Descriptor* _aidl_return) {
+    LOG(DEBUG) << __func__ << kDescriptor.toString();
+    *_aidl_return = kDescriptor;
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus EraserSw::setParameterSpecific(const Parameter::Specific& specific) {
+    RETURN_IF(Parameter::Specific::eraser != specific.getTag(), EX_ILLEGAL_ARGUMENT,
+              "EffectNotSupported");
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+
+    auto& param = specific.get<Parameter::Specific::eraser>();
+    return mContext->setParam(param.getTag(), param);
+}
+
+ndk::ScopedAStatus EraserSw::getParameterSpecific(const Parameter::Id& id,
+                                                  Parameter::Specific* specific) {
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+
+    auto tag = id.getTag();
+    RETURN_IF(Parameter::Id::eraserTag != tag, EX_ILLEGAL_ARGUMENT, "wrongIdTag");
+    auto eraserId = id.get<Parameter::Id::eraserTag>();
+    auto eraserTag = eraserId.getTag();
+    switch (eraserTag) {
+        case Eraser::Id::commonTag: {
+            auto specificTag = eraserId.get<Eraser::Id::commonTag>();
+            std::optional<Eraser> param = mContext->getParam(specificTag);
+            if (!param.has_value()) {
+                return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                        "EraserTagNotSupported");
+            }
+            specific->set<Parameter::Specific::eraser>(param.value());
+            break;
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "EraserTagNotSupported");
+        }
+    }
+    return ndk::ScopedAStatus::ok();
+}
+
+std::shared_ptr<EffectContext> EraserSw::createContext(const Parameter::Common& common) {
+    if (mContext) {
+        LOG(DEBUG) << __func__ << " context already exist";
+    } else {
+        mContext = std::make_shared<EraserSwContext>(1 /* statusFmqDepth */, common);
+    }
+    return mContext;
+}
+
+RetCode EraserSw::releaseContext() {
+    if (mContext) {
+        mContext.reset();
+    }
+    return RetCode::SUCCESS;
+}
+
+EraserSw::~EraserSw() {
+    cleanUp();
+    LOG(DEBUG) << __func__;
+}
+
+// Processing method running in EffectWorker thread.
+IEffect::Status EraserSw::effectProcessImpl(float* in, float* out, int samples) {
+    RETURN_VALUE_IF(!mContext, (IEffect::Status{EX_NULL_POINTER, 0, 0}), "nullContext");
+    return mContext->process(in, out, samples);
+}
+
+EraserSwContext::EraserSwContext(int statusDepth, const Parameter::Common& common)
+    : EffectContext(statusDepth, common) {
+    LOG(DEBUG) << __func__;
+}
+
+EraserSwContext::~EraserSwContext() {
+    LOG(DEBUG) << __func__;
+}
+
+template <typename TAG>
+std::optional<Eraser> EraserSwContext::getParam(TAG tag) {
+    if (mParamsMap.find(tag) != mParamsMap.end()) {
+        return mParamsMap.at(tag);
+    }
+    return std::nullopt;
+}
+
+template <typename TAG>
+ndk::ScopedAStatus EraserSwContext::setParam(TAG tag, Eraser eraser) {
+    mParamsMap[tag] = eraser;
+    return ndk::ScopedAStatus::ok();
+}
+
+IEffect::Status EraserSwContext::process(float* in, float* out, int samples) {
+    LOG(DEBUG) << __func__ << " in " << in << " out " << out << " samples " << samples;
+    IEffect::Status status = {EX_ILLEGAL_ARGUMENT, 0, 0};
+
+    const auto inputChannelCount = getChannelCount(mCommon.input.base.channelMask);
+    const auto outputChannelCount = getChannelCount(mCommon.output.base.channelMask);
+    if (inputChannelCount < outputChannelCount) {
+        LOG(ERROR) << __func__ << " invalid channel count, in: " << inputChannelCount
+                   << " out: " << outputChannelCount;
+        return status;
+    }
+
+    int iFrames = samples / inputChannelCount;
+    for (int i = 0; i < iFrames; i++) {
+        std::memcpy(out, in, outputChannelCount);
+        in += inputChannelCount;
+        out += outputChannelCount;
+    }
+    return {STATUS_OK, static_cast<int32_t>(iFrames * inputChannelCount),
+            static_cast<int32_t>(iFrames * outputChannelCount)};
+}
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/audio/aidl/default/eraser/Eraser.h b/audio/aidl/default/eraser/Eraser.h
new file mode 100644
index 0000000..0d4eb8f
--- /dev/null
+++ b/audio/aidl/default/eraser/Eraser.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include "effect-impl/EffectContext.h"
+#include "effect-impl/EffectImpl.h"
+
+#include <fmq/AidlMessageQueue.h>
+
+#include <unordered_map>
+#include <vector>
+
+namespace aidl::android::hardware::audio::effect {
+
+class EraserSwContext final : public EffectContext {
+  public:
+    EraserSwContext(int statusDepth, const Parameter::Common& common);
+    ~EraserSwContext() final;
+
+    template <typename TAG>
+    std::optional<Eraser> getParam(TAG tag);
+    template <typename TAG>
+    ndk::ScopedAStatus setParam(TAG tag, Eraser eraser);
+
+    IEffect::Status process(float* in, float* out, int samples);
+
+  private:
+    std::unordered_map<Eraser::Tag, Eraser> mParamsMap;
+};
+
+class EraserSw final : public EffectImpl {
+  public:
+    static const std::string kEffectName;
+    static const Capability kCapability;
+    static const Descriptor kDescriptor;
+    ~EraserSw() final;
+
+    ndk::ScopedAStatus getDescriptor(Descriptor* _aidl_return) final;
+    ndk::ScopedAStatus setParameterSpecific(const Parameter::Specific& specific)
+            REQUIRES(mImplMutex) final;
+    ndk::ScopedAStatus getParameterSpecific(const Parameter::Id& id, Parameter::Specific* specific)
+            REQUIRES(mImplMutex) final;
+
+    std::shared_ptr<EffectContext> createContext(const Parameter::Common& common)
+            REQUIRES(mImplMutex) final;
+    RetCode releaseContext() REQUIRES(mImplMutex) final;
+
+    std::string getEffectName() final { return kEffectName; };
+    IEffect::Status effectProcessImpl(float* in, float* out, int samples)
+            REQUIRES(mImplMutex) final;
+
+  private:
+    static const std::vector<Range::SpatializerRange> kRanges;
+    std::shared_ptr<EraserSwContext> mContext GUARDED_BY(mImplMutex);
+};
+}  // namespace aidl::android::hardware::audio::effect