diff --git a/src/host/wasapi/mod.rs b/src/host/wasapi/mod.rs
index e80760267..6f479e954 100644
--- a/src/host/wasapi/mod.rs
+++ b/src/host/wasapi/mod.rs
@@ -6,6 +6,7 @@ pub use self::stream::Stream;
 use crate::traits::HostTrait;
 use crate::BackendSpecificError;
 use crate::DevicesError;
+use crate::SupportedStreamConfigsError;
 use std::io::Error as IoError;
 use windows::Win32::Media::Audio;
 
@@ -25,6 +26,30 @@ impl Host {
     pub fn new() -> Result<Self, crate::HostUnavailable> {
         Ok(Host)
     }
+
+    fn supported_input_configs(
+        &self,
+        device: &Device,
+    ) -> Result<SupportedInputConfigs, DevicesError> {
+        Ok(device.supported_input_configs()?)
+    }
+
+    fn supported_output_configs(
+        &self,
+        device: &Device,
+    ) -> Result<SupportedInputConfigs, DevicesError> {
+        Ok(device.supported_input_configs()?)
+    }
+}
+
+impl From<SupportedStreamConfigsError> for DevicesError {
+    fn from(err: SupportedStreamConfigsError) -> DevicesError {
+        DevicesError::BackendSpecific {
+            err: BackendSpecificError {
+                description: format!("SupportedStreamConfigsError: {}", err),
+            },
+        }
+    }
 }
 
 impl HostTrait for Host {