diff --git a/db/device.db.js b/db/device.db.js
index b92b754..1b2581c 100644
--- a/db/device.db.js
+++ b/db/device.db.js
@@ -12,6 +12,25 @@ const getAllDevicesDb = async () => {
   return result.recordset;
 };
 
+// Search devices by keyword
+const searchDevicesDb = async (keyword) => {
+  const queryText = `
+    SELECT *
+    FROM m_device
+    WHERE deleted_at IS NULL
+      AND (
+           device_name LIKE '%' + $1 + '%'
+        OR device_code LIKE '%' + $1 + '%'
+        OR device_location LIKE '%' + $1 + '%'
+        OR ip_address LIKE '%' + $1 + '%'
+        OR device_description LIKE '%' + $1 + '%'
+      )
+    ORDER BY device_id ASC
+  `;
+  const result = await pool.query(queryText, [keyword]);
+  return result.recordset;
+};
+
 // Get device by ID
 const getDeviceByIdDb = async (id) => {
   const queryText = `
@@ -73,4 +92,5 @@ module.exports = {
   createDeviceDb,
   updateDeviceDb,
   softDeleteDeviceDb,
+  searchDevicesDb,
 };