diff --git a/lib_rgb/api/samples_to_levels.h b/lib_rgb/api/samples_to_levels.h
index f5cefa8..c0a2c7e 100644
--- a/lib_rgb/api/samples_to_levels.h
+++ b/lib_rgb/api/samples_to_levels.h
@@ -31,14 +31,6 @@
  */
 size_t get_volume_level(int loudness_value);
 
-/**
- * 测试不同响度值对应的音量等级。
- *
- * 此函数定义了一系列响度值，并使用 get_volume_level 函数
- * 来获取每个响度值对应的音量等级，然后打印出来。
- */
-void volume_level_test();
-
 /**
  * 将音频样本转换为音量级别。
  *
diff --git a/lib_rgb/src/samples_to_levels.c b/lib_rgb/src/samples_to_levels.c
index aeec7e2..c5237bf 100644
--- a/lib_rgb/src/samples_to_levels.c
+++ b/lib_rgb/src/samples_to_levels.c
@@ -101,17 +101,4 @@ void samples_to_levels(int16_t sample_in[], size_t levels[])
         levels[i] = get_volume_level(rms);
         // printf("rms[%d]: %d \n", i, rms);
     }
-}
-
-// 测试不同响度值对应的音量等级是否符合预期
-void volume_level_test() {
-    // 测试不同的响度值
-    uint32_t test_loudness_values[] = {1, 0, -2, -5, -8, -20, -30, -40, -60, -62, -70, };
-    int num_tests = sizeof(test_loudness_values) / sizeof(test_loudness_values[0]);
-
-    for (int i = 0; i < num_tests; ++i) {
-        printf("Loudness: %lu dB, Volume Level: %u\n",
-               test_loudness_values[i],
-               get_volume_level((size_t)test_loudness_values[i]));
-    }
 }
\ No newline at end of file