diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt
index 02c1d3949..c6d17018a 100644
--- a/main/CMakeLists.txt
+++ b/main/CMakeLists.txt
@@ -134,6 +134,8 @@ elseif(CONFIG_BOARD_TYPE_SENSECAP_WATCHER)
     set(BOARD_TYPE "sensecap-watcher")
 elseif(CONFIG_BOARD_TYPE_ESP32_CGC)
     set(BOARD_TYPE "esp32-cgc")
+elseif(CONFIG_BOARD_TYPE_NULLLAB_AI_VOX)
+    set(BOARD_TYPE "nulllab-ai-vox")
 endif()
 file(GLOB BOARD_SOURCES
     ${CMAKE_CURRENT_SOURCE_DIR}/boards/${BOARD_TYPE}/*.cc
diff --git a/main/Kconfig.projbuild b/main/Kconfig.projbuild
index 69bd6894f..0993f3719 100644
--- a/main/Kconfig.projbuild
+++ b/main/Kconfig.projbuild
@@ -156,6 +156,8 @@ choice BOARD_TYPE
         bool "无名科技星智1.54(ML307)"
     config BOARD_TYPE_SENSECAP_WATCHER
         bool "SenseCAP Watcher"
+    config BOARD_TYPE_NULLLAB_AI_VOX
+        bool "Nulllab AI Vox"
 endchoice
 
 choice DISPLAY_OLED_TYPE
diff --git a/main/boards/nulllab-ai-vox/config.h b/main/boards/nulllab-ai-vox/config.h
new file mode 100644
index 000000000..447a0b234
--- /dev/null
+++ b/main/boards/nulllab-ai-vox/config.h
@@ -0,0 +1,43 @@
+#ifndef _BOARD_CONFIG_H_
+#define _BOARD_CONFIG_H_
+
+#include <driver/gpio.h>
+
+#define AUDIO_INPUT_SAMPLE_RATE  16000
+#define AUDIO_OUTPUT_SAMPLE_RATE 24000
+
+#define AUDIO_I2S_MIC_GPIO_WS   GPIO_NUM_2
+#define AUDIO_I2S_MIC_GPIO_SCK  GPIO_NUM_5
+#define AUDIO_I2S_MIC_GPIO_DIN  GPIO_NUM_4
+
+#define AUDIO_I2S_SPK_GPIO_DOUT GPIO_NUM_1
+#define AUDIO_I2S_SPK_GPIO_BCLK GPIO_NUM_13
+#define AUDIO_I2S_SPK_GPIO_LRCK GPIO_NUM_14
+
+#define BUILTIN_LED_GPIO        GPIO_NUM_41
+#define BOOT_BUTTON_GPIO        GPIO_NUM_0
+#define TOUCH_BUTTON_GPIO       GPIO_NUM_NC
+#define VOLUME_UP_BUTTON_GPIO   GPIO_NUM_40
+#define VOLUME_DOWN_BUTTON_GPIO GPIO_NUM_42
+
+#define DISPLAY_BACKLIGHT_PIN GPIO_NUM_11
+#define DISPLAY_MOSI_PIN      GPIO_NUM_17
+#define DISPLAY_CLK_PIN       GPIO_NUM_16
+#define DISPLAY_DC_PIN        GPIO_NUM_12
+#define DISPLAY_RST_PIN       GPIO_NUM_21
+#define DISPLAY_CS_PIN        GPIO_NUM_15
+
+#define DISPLAY_WIDTH   240
+#define DISPLAY_HEIGHT  240
+#define DISPLAY_MIRROR_X false
+#define DISPLAY_MIRROR_Y false
+#define DISPLAY_SWAP_XY false
+#define DISPLAY_INVERT_COLOR    true
+#define DISPLAY_RGB_ORDER  LCD_RGB_ELEMENT_ORDER_RGB
+#define DISPLAY_OFFSET_X  0
+#define DISPLAY_OFFSET_Y  0
+#define DISPLAY_BACKLIGHT_OUTPUT_INVERT false
+#define DISPLAY_SPI_MODE 0
+
+
+#endif // _BOARD_CONFIG_H_
diff --git a/main/boards/nulllab-ai-vox/nulllab_ai_vox.cc b/main/boards/nulllab-ai-vox/nulllab_ai_vox.cc
new file mode 100644
index 000000000..796522544
--- /dev/null
+++ b/main/boards/nulllab-ai-vox/nulllab_ai_vox.cc
@@ -0,0 +1,283 @@
+#include <driver/i2c_master.h>
+#include <driver/spi_common.h>
+#include <esp_adc/adc_oneshot.h>
+#include <esp_lcd_panel_io.h>
+#include <esp_lcd_panel_ops.h>
+#include <esp_lcd_panel_vendor.h>
+#include <esp_log.h>
+#include <wifi_station.h>
+
+#include <numeric>
+
+#include "application.h"
+#include "assets/lang_config.h"
+#include "button.h"
+#include "config.h"
+#include "display/lcd_display.h"
+#include "iot/thing_manager.h"
+#include "led/single_led.h"
+#include "sph0645_audio_codec.h"
+#include "system_reset.h"
+#include "wifi_board.h"
+#define TAG "NulllabAIVox"
+
+LV_FONT_DECLARE(font_puhui_16_4);
+LV_FONT_DECLARE(font_awesome_16_4);
+
+class NulllabAIVox : public WifiBoard {
+ private:
+  Button boot_button_;
+  Button volume_up_button_;
+  Button volume_down_button_;
+  uint32_t current_band_ = UINT32_MAX;
+  LcdDisplay* display_;
+  adc_oneshot_unit_handle_t battery_adc_handle_ = nullptr;
+  std::vector<int32_t> battery_adc_samples_;
+
+  void InitializeSpi() {
+    spi_bus_config_t buscfg = {};
+    buscfg.mosi_io_num = DISPLAY_MOSI_PIN;
+    buscfg.miso_io_num = GPIO_NUM_NC;
+    buscfg.sclk_io_num = DISPLAY_CLK_PIN;
+    buscfg.quadwp_io_num = GPIO_NUM_NC;
+    buscfg.quadhd_io_num = GPIO_NUM_NC;
+    buscfg.max_transfer_sz = DISPLAY_WIDTH * DISPLAY_HEIGHT * sizeof(uint16_t);
+    ESP_ERROR_CHECK(spi_bus_initialize(SPI3_HOST, &buscfg, SPI_DMA_CH_AUTO));
+  }
+
+  void InitializeLcdDisplay() {
+    esp_lcd_panel_io_handle_t panel_io = nullptr;
+    esp_lcd_panel_handle_t panel = nullptr;
+    // 液晶屏控制IO初始化
+    ESP_LOGD(TAG, "Install panel IO");
+    esp_lcd_panel_io_spi_config_t io_config = {};
+    io_config.cs_gpio_num = DISPLAY_CS_PIN;
+    io_config.dc_gpio_num = DISPLAY_DC_PIN;
+    io_config.spi_mode = DISPLAY_SPI_MODE;
+    io_config.pclk_hz = 40 * 1000 * 1000;
+    io_config.trans_queue_depth = 10;
+    io_config.lcd_cmd_bits = 8;
+    io_config.lcd_param_bits = 8;
+    ESP_ERROR_CHECK(esp_lcd_new_panel_io_spi(SPI3_HOST, &io_config, &panel_io));
+
+    // 初始化液晶屏驱动芯片
+    ESP_LOGD(TAG, "Install LCD driver");
+    esp_lcd_panel_dev_config_t panel_config = {};
+    panel_config.reset_gpio_num = DISPLAY_RST_PIN;
+    panel_config.rgb_ele_order = DISPLAY_RGB_ORDER;
+    panel_config.bits_per_pixel = 16;
+#if defined(LCD_TYPE_ILI9341_SERIAL)
+    ESP_ERROR_CHECK(esp_lcd_new_panel_ili9341(panel_io, &panel_config, &panel));
+#elif defined(LCD_TYPE_GC9A01_SERIAL)
+    ESP_ERROR_CHECK(esp_lcd_new_panel_gc9a01(panel_io, &panel_config, &panel));
+    gc9a01_vendor_config_t gc9107_vendor_config = {
+        .init_cmds = gc9107_lcd_init_cmds,
+        .init_cmds_size =
+            sizeof(gc9107_lcd_init_cmds) / sizeof(gc9a01_lcd_init_cmd_t),
+    };
+#else
+    ESP_ERROR_CHECK(esp_lcd_new_panel_st7789(panel_io, &panel_config, &panel));
+#endif
+
+    esp_lcd_panel_reset(panel);
+
+    esp_lcd_panel_init(panel);
+    esp_lcd_panel_invert_color(panel, DISPLAY_INVERT_COLOR);
+    esp_lcd_panel_swap_xy(panel, DISPLAY_SWAP_XY);
+    esp_lcd_panel_mirror(panel, DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y);
+#ifdef LCD_TYPE_GC9A01_SERIAL
+    panel_config.vendor_config = &gc9107_vendor_config;
+#endif
+    display_ = new SpiLcdDisplay(
+        panel_io, panel, DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_OFFSET_X,
+        DISPLAY_OFFSET_Y, DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y, DISPLAY_SWAP_XY,
+        {
+            .text_font = &font_puhui_16_4,
+            .icon_font = &font_awesome_16_4,
+#if CONFIG_USE_WECHAT_MESSAGE_STYLE
+            .emoji_font = font_emoji_32_init(),
+#else
+            .emoji_font = DISPLAY_HEIGHT >= 240 ? font_emoji_64_init()
+                                                : font_emoji_32_init(),
+#endif
+        });
+  }
+
+  void InitializeButtons() {
+    boot_button_.OnClick([this]() {
+      auto& app = Application::GetInstance();
+      if (app.GetDeviceState() == kDeviceStateStarting &&
+          !WifiStation::GetInstance().IsConnected()) {
+        ResetWifiConfiguration();
+      }
+      app.ToggleChatState();
+    });
+
+    volume_up_button_.OnClick([this]() {
+      auto codec = GetAudioCodec();
+      auto volume = codec->output_volume() + 10;
+      if (volume > 100) {
+        volume = 100;
+      }
+      codec->SetOutputVolume(volume);
+      GetDisplay()->ShowNotification(Lang::Strings::VOLUME +
+                                     std::to_string(volume));
+    });
+
+    volume_up_button_.OnLongPress([this]() {
+      GetAudioCodec()->SetOutputVolume(100);
+      GetDisplay()->ShowNotification(Lang::Strings::MAX_VOLUME);
+    });
+
+    volume_down_button_.OnClick([this]() {
+      auto codec = GetAudioCodec();
+      auto volume = codec->output_volume() - 10;
+      if (volume < 0) {
+        volume = 0;
+      }
+      codec->SetOutputVolume(volume);
+      GetDisplay()->ShowNotification(Lang::Strings::VOLUME +
+                                     std::to_string(volume));
+    });
+
+    volume_down_button_.OnLongPress([this]() {
+      GetAudioCodec()->SetOutputVolume(0);
+      GetDisplay()->ShowNotification(Lang::Strings::MUTED);
+    });
+  }
+
+  // 物联网初始化，添加对 AI 可见设备
+  void InitializeIot() {
+    auto& thing_manager = iot::ThingManager::GetInstance();
+    thing_manager.AddThing(iot::CreateThing("Speaker"));
+    thing_manager.AddThing(iot::CreateThing("Screen"));
+    thing_manager.AddThing(iot::CreateThing("Lamp"));
+  }
+
+ public:
+  NulllabAIVox()
+      : boot_button_(BOOT_BUTTON_GPIO),
+        volume_up_button_(VOLUME_UP_BUTTON_GPIO),
+        volume_down_button_(VOLUME_DOWN_BUTTON_GPIO) {
+    gpio_config_t io_config = {
+        .pin_bit_mask = (1ULL << GPIO_NUM_9),
+        .mode = GPIO_MODE_OUTPUT_OD,
+        .pull_up_en = GPIO_PULLUP_ENABLE,
+        .pull_down_en = GPIO_PULLDOWN_DISABLE,
+        .intr_type = GPIO_INTR_DISABLE,
+    };
+
+    ESP_ERROR_CHECK(gpio_config(&io_config));
+    ESP_ERROR_CHECK(gpio_set_level(GPIO_NUM_9, 1));
+
+    adc_channel_t channel;
+    adc_unit_t adc_unit;
+    ESP_ERROR_CHECK(
+        adc_oneshot_io_to_channel(GPIO_NUM_10, &adc_unit, &channel));
+
+    adc_oneshot_unit_init_cfg_t adc_init_config = {
+        .unit_id = adc_unit,
+        .ulp_mode = ADC_ULP_MODE_DISABLE,
+    };
+    ESP_ERROR_CHECK(
+        adc_oneshot_new_unit(&adc_init_config, &battery_adc_handle_));
+
+    adc_oneshot_chan_cfg_t adc_chan_config = {
+        .atten = ADC_ATTEN_DB_12,
+        .bitwidth = ADC_BITWIDTH_12,
+    };
+    ESP_ERROR_CHECK(adc_oneshot_config_channel(battery_adc_handle_, channel,
+                                               &adc_chan_config));
+
+    InitializeSpi();
+    InitializeLcdDisplay();
+    InitializeButtons();
+    InitializeIot();
+    if (DISPLAY_BACKLIGHT_PIN != GPIO_NUM_NC) {
+      GetBacklight()->RestoreBrightness();
+    }
+  }
+
+  virtual Led* GetLed() override {
+    static SingleLed led(BUILTIN_LED_GPIO);
+    return &led;
+  }
+
+  virtual AudioCodec* GetAudioCodec() override {
+    static Sph0645AudioCodec audio_codec(
+        AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
+        AUDIO_I2S_SPK_GPIO_BCLK, AUDIO_I2S_SPK_GPIO_LRCK,
+        AUDIO_I2S_SPK_GPIO_DOUT, AUDIO_I2S_MIC_GPIO_SCK, AUDIO_I2S_MIC_GPIO_WS,
+        AUDIO_I2S_MIC_GPIO_DIN);
+    return &audio_codec;
+  }
+
+  virtual Display* GetDisplay() override { return display_; }
+
+  virtual Backlight* GetBacklight() override {
+    if (DISPLAY_BACKLIGHT_PIN != GPIO_NUM_NC) {
+      static PwmBacklight backlight(DISPLAY_BACKLIGHT_PIN,
+                                    DISPLAY_BACKLIGHT_OUTPUT_INVERT);
+      return &backlight;
+    }
+    return nullptr;
+  }
+
+  bool GetBatteryLevel(int& level, bool& charging, bool& discharging) {
+    constexpr uint32_t kMinAdcValue = 2048;
+    constexpr uint32_t kMaxAdcValue = 2330;
+    constexpr uint32_t kTotalBands = 10;
+    constexpr uint32_t kAdcRangePerBand =
+        (kMaxAdcValue - kMinAdcValue) / kTotalBands;
+    constexpr uint32_t kHysteresisOffset = kAdcRangePerBand / 2;
+
+    ESP_ERROR_CHECK(gpio_set_level(GPIO_NUM_9, 0));
+    int adc_value = 0;
+    adc_channel_t channel;
+    adc_unit_t adc_unit;
+    ESP_ERROR_CHECK(
+        adc_oneshot_io_to_channel(GPIO_NUM_10, &adc_unit, &channel));
+    ESP_ERROR_CHECK(adc_oneshot_read(battery_adc_handle_, channel, &adc_value));
+    ESP_ERROR_CHECK(gpio_set_level(GPIO_NUM_9, 1));
+
+    adc_value = std::clamp<int>(adc_value, kMinAdcValue, kMaxAdcValue);
+
+    battery_adc_samples_.push_back(adc_value);
+    if (battery_adc_samples_.size() > 10) {
+      battery_adc_samples_.erase(battery_adc_samples_.begin());
+    }
+
+    int32_t sum = std::accumulate(battery_adc_samples_.begin(),
+                                  battery_adc_samples_.end(), 0);
+    adc_value = sum / battery_adc_samples_.size();
+
+    if (current_band_ == UINT32_MAX) {
+      // Initialize the current band based on the initial ADC value
+      current_band_ = (adc_value - kMinAdcValue) / kAdcRangePerBand;
+      if (current_band_ >= kTotalBands) {
+        current_band_ = kTotalBands - 1;
+      }
+    } else {
+      const int32_t lower_threshold =
+          kMinAdcValue + current_band_ * kAdcRangePerBand - kHysteresisOffset;
+      const int32_t upper_threshold = kMinAdcValue +
+                                      (current_band_ + 1) * kAdcRangePerBand +
+                                      kHysteresisOffset;
+
+      if (adc_value < lower_threshold && current_band_ > 0) {
+        --current_band_;
+      } else if (adc_value > upper_threshold &&
+                 current_band_ < kTotalBands - 1) {
+        ++current_band_;
+      }
+    }
+
+    level = current_band_ * 100 / (kTotalBands - 1);
+    charging = false;
+    discharging = true;
+
+    return true;
+  }
+};
+
+DECLARE_BOARD(NulllabAIVox);
diff --git a/main/boards/nulllab-ai-vox/sph0645_audio_codec.cc b/main/boards/nulllab-ai-vox/sph0645_audio_codec.cc
new file mode 100644
index 000000000..27c984f51
--- /dev/null
+++ b/main/boards/nulllab-ai-vox/sph0645_audio_codec.cc
@@ -0,0 +1,130 @@
+#include "sph0645_audio_codec.h"
+
+#include <driver/i2s_std.h>
+#include <esp_log.h>
+
+#include <cmath>
+
+#define TAG "Sph0645AudioCodec"
+
+Sph0645AudioCodec::Sph0645AudioCodec(int input_sample_rate,
+                                     int output_sample_rate,
+                                     gpio_num_t spk_bclk, gpio_num_t spk_ws,
+                                     gpio_num_t spk_dout, gpio_num_t mic_sck,
+                                     gpio_num_t mic_ws, gpio_num_t mic_din) {
+  duplex_ = false;
+  input_sample_rate_ = input_sample_rate;
+  output_sample_rate_ = output_sample_rate;
+
+  // Create a new channel for speaker
+  i2s_chan_config_t chan_cfg = {
+      .id = (i2s_port_t)0,
+      .role = I2S_ROLE_MASTER,
+      .dma_desc_num = 6,
+      .dma_frame_num = 240,
+      .auto_clear_after_cb = true,
+      .auto_clear_before_cb = false,
+      .intr_priority = 0,
+  };
+  ESP_ERROR_CHECK(i2s_new_channel(&chan_cfg, &tx_handle_, nullptr));
+
+  i2s_std_config_t std_cfg = {
+      .clk_cfg =
+          {
+              .sample_rate_hz = (uint32_t)output_sample_rate_,
+              .clk_src = I2S_CLK_SRC_DEFAULT,
+              .mclk_multiple = I2S_MCLK_MULTIPLE_256,
+#ifdef I2S_HW_VERSION_2
+              .ext_clk_freq_hz = 0,
+#endif
+
+          },
+      .slot_cfg = {.data_bit_width = I2S_DATA_BIT_WIDTH_32BIT,
+                   .slot_bit_width = I2S_SLOT_BIT_WIDTH_AUTO,
+                   .slot_mode = I2S_SLOT_MODE_MONO,
+                   .slot_mask = I2S_STD_SLOT_LEFT,
+                   .ws_width = I2S_DATA_BIT_WIDTH_32BIT,
+                   .ws_pol = false,
+                   .bit_shift = true,
+#ifdef I2S_HW_VERSION_2
+                   .left_align = true,
+                   .big_endian = false,
+                   .bit_order_lsb = false
+#endif
+
+      },
+      .gpio_cfg = {.mclk = I2S_GPIO_UNUSED,
+                   .bclk = spk_bclk,
+                   .ws = spk_ws,
+                   .dout = spk_dout,
+                   .din = I2S_GPIO_UNUSED,
+                   .invert_flags = {
+                       .mclk_inv = false, .bclk_inv = false, .ws_inv = false}}};
+  ESP_ERROR_CHECK(i2s_channel_init_std_mode(tx_handle_, &std_cfg));
+
+  // Create a new channel for MIC
+  chan_cfg.id = (i2s_port_t)1;
+  ESP_ERROR_CHECK(i2s_new_channel(&chan_cfg, nullptr, &rx_handle_));
+  std_cfg.clk_cfg.sample_rate_hz = (uint32_t)input_sample_rate_;
+  std_cfg.gpio_cfg.bclk = mic_sck;
+  std_cfg.gpio_cfg.ws = mic_ws;
+  std_cfg.gpio_cfg.dout = I2S_GPIO_UNUSED;
+  std_cfg.gpio_cfg.din = mic_din;
+  ESP_ERROR_CHECK(i2s_channel_init_std_mode(rx_handle_, &std_cfg));
+  ESP_LOGI(TAG, "Simplex channels created");
+}
+
+Sph0645AudioCodec::~Sph0645AudioCodec() {
+  if (rx_handle_ != nullptr) {
+    ESP_ERROR_CHECK(i2s_channel_disable(rx_handle_));
+  }
+  if (tx_handle_ != nullptr) {
+    ESP_ERROR_CHECK(i2s_channel_disable(tx_handle_));
+  }
+}
+
+int Sph0645AudioCodec::Write(const int16_t* data, int samples) {
+  std::vector<int32_t> buffer(samples);
+
+  // output_volume_: 0-100
+  // volume_factor_: 0-65536
+  int32_t volume_factor = pow(double(output_volume_) / 100.0, 2) * 65536;
+  for (int i = 0; i < samples; i++) {
+    int64_t temp =
+        int64_t(data[i]) * volume_factor;  // 使用 int64_t 进行乘法运算
+    if (temp > INT32_MAX) {
+      buffer[i] = INT32_MAX;
+    } else if (temp < INT32_MIN) {
+      buffer[i] = INT32_MIN;
+    } else {
+      buffer[i] = static_cast<int32_t>(temp);
+    }
+  }
+
+  size_t bytes_written;
+  ESP_ERROR_CHECK(i2s_channel_write(tx_handle_, buffer.data(),
+                                    samples * sizeof(int32_t), &bytes_written,
+                                    portMAX_DELAY));
+  return bytes_written / sizeof(int32_t);
+}
+
+int Sph0645AudioCodec::Read(int16_t* dest, int samples) {
+  size_t bytes_read;
+
+  std::vector<int32_t> bit32_buffer(samples);
+  if (i2s_channel_read(rx_handle_, bit32_buffer.data(),
+                       samples * sizeof(int32_t), &bytes_read,
+                       portMAX_DELAY) != ESP_OK) {
+    ESP_LOGE(TAG, "Read Failed!");
+    return 0;
+  }
+
+  samples = bytes_read / sizeof(int32_t);
+  for (int i = 0; i < samples; i++) {
+    int32_t value = bit32_buffer[i] >> 14;
+    dest[i] = (value > INT16_MAX)    ? INT16_MAX
+              : (value < -INT16_MAX) ? -INT16_MAX
+                                     : (int16_t)value;
+  }
+  return samples;
+}
\ No newline at end of file
diff --git a/main/boards/nulllab-ai-vox/sph0645_audio_codec.h b/main/boards/nulllab-ai-vox/sph0645_audio_codec.h
new file mode 100644
index 000000000..425e72dee
--- /dev/null
+++ b/main/boards/nulllab-ai-vox/sph0645_audio_codec.h
@@ -0,0 +1,20 @@
+#pragma once
+
+#ifndef _SPH0645_AUDIO_CODEC_H_
+#define _SPH0645_AUDIO_CODEC_H_
+
+#include "audio_codecs/audio_codec.h"
+
+class Sph0645AudioCodec : public AudioCodec {
+ public:
+  Sph0645AudioCodec(int input_sample_rate, int output_sample_rate,
+                    gpio_num_t spk_bclk, gpio_num_t spk_ws, gpio_num_t spk_dout,
+                    gpio_num_t mic_sck, gpio_num_t mic_ws, gpio_num_t mic_din);
+  virtual ~Sph0645AudioCodec();
+
+ private:
+  int Write(const int16_t* data, int samples) override;
+  int Read(int16_t* dest, int samples) override;
+};
+
+#endif
\ No newline at end of file